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Subject Beckman Instruments, inc. Remove constraint Subject: Beckman Instruments, inc. Date 1945 to 1949 Remove constraint Date: <span class='from'>1945</span> to <span class='to'>1949</span>

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    • circa 1940 – circa 1979

    Though the photo set is identified as Beckman with "employees," some of the photographs depict ceremonies and visits to non-corporate locations, like CalTech. Some photographs are attributed, dated (1941, 1962, 1967),…

    • 1942 – 1959

    The Model R Industrial pH Meter was first produced in 1942, although this photograph was likely taken much later.

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California…

    • 1946 – 1955

    The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…

    • 1950
    • 1940
    • 1934 – 1935
    • 1946
    • Undated
    • 1949

    A Pasadena garage was the first home of the National Postal Meter Company, founded by Arnold Beckman in 1934. The company soon became National Technical Laboratories, with a focus on pH meters. In 1935, the company…

    • 1940s

    This glass dumbbell was key to the functioning of the Pauling Oxygen Meter, although production was tricky and originally required a human glass blower to shape the hollow ends of the tiny dumbbell with puffs of breath.…

    • 1940s

    An unidentified man with a tattoo on his forearm has removed the case of a Model B DU Spectrophotometer in order to demonstrate its functions to three other (also unidentified) men.

    The first Beckman Instruments DU…

    • 1940s

    Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety,…

    • 1940s

    The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…

    • 1940s

    This advertisement for the Model G pH meter highlights the different electrodes that could be used with it. The Model G was Beckman Instruments's first commercial pH meter.

    Arnold Beckman invented his first pH meter in…

    • Bulletin 206
    • circa 1949

    The Pocket Dosimeter was designed to be a portable radiation monitoring system, carried by people to protect themselves against gamma and x-ray exposure.

    • 1949-Mar-17

    The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…

    • 1946
    • 1940s
    • 1949

    The bordered photograph featuring Coca-Cola bottles and ice buckets is dated 1949. The bordered photographs of children are dated 1946. The exact date of the photographs without white borders is unknown.

    • 1940s

    The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…

    • 1940s

    The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…

    • 1940s

    This building at 820 Mission Street was the first built exclusively for National Technical Laboratories in 1940.

    • Bulletin 206-B
    • 1949-Jul-12

    The ultraviolet Model B was marketed as an easier to use and more affordable alternative to the Beckman DU Spectrophotometer.

    The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company…

    • 1949-Nov

    The ultraviolet Model B was marketed as an easier to use and more affordable alternative to the Beckman DU Spectrophotometer.

    The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company…

    • Bulletin 69-B
    • 1949-Dec

    Glass electrodes were used in Beckman pH meters and various other instruments.

    • 1949

    Owners of the Model G would have found these instructions tucked inside the lid of the wooden case surrounding the instrument.

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the…

    • 1949-Mar-08

    Patent #2,463,743 for a hydrogen tube designed by H. Howard Cary and Warren Baxter during their time at National Technical Labs, a precursor to Beckman Instruments. This tube was designed for use in UV…

    • Dwg. No. 662-000740
    • 1949-Feb-08

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…

    • 1949-May

    This paper describes the use of an older style of glass prism in a new spectrophotometer made by Beckman Instruments. This new spectrophotometer would become the Model B, the glass prism making it a cheaper alternative…

    • circa 1948

    This ad markets several Beckman instruments -- the Model R pH Indicator, the IR Spectrophotometer, and the DU Spectrophotometer -- for use in the oil refining industry.

    • 1948-Oct-07

    A chemist with Standard Oil Company's Research Department, Steininger explored the possible creation of an instrument to analyze and record hydrogen sulfide concentrations in oil refineries, a safety measure otherwise…

    • 1948

    The ultraviolet Model B was marketed as an easier to use and more affordable alternative to the Beckman DU Spectrophotometer.

    The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company…