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File:Beckman D2 Oxygen analyzer and patient 2012 002 5132 cn69m4659.tiff

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D2 Oxygen Analyzer for Safe Oxygen Therapy, in use with patient   (Wikidata search (Cirrus search) Wikidata query (SPARQL)  Create new Wikidata item based on this file)
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UnknownUnknown
Title
D2 Oxygen Analyzer for Safe Oxygen Therapy, in use with patient
Description

D2 Oxygen Analyzer for Safe Oxygen Therapy, in use with patient who is wearing an oxygen mask connected to tubes and to the analyzer.

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, and preventing blindness in newborn babies.

Product Data Sheet O2—8120, Beckman Instruments, Circa 1950s. No copyright statement. No copyright renewals.
Date 1950
date QS:P571,+1950-00-00T00:00:00Z/9
institution QS:P195,Q5090408
Accession number
2012.002
Notes Image downloaded with permission from the Science History Institute, as part of the Wikipedian in Residence initiative.
Source https://digital.sciencehistory.org/works/4t64gn590
Permission
(Reusing this file)
This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.

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Arnold Beckman

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56c076f30f7971a8337482d9632a0047f61219c7

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Date/TimeThumbnailDimensionsUserComment
current02:12, 28 September 2019Thumbnail for version as of 02:12, 28 September 2019792 × 615 (1.86 MB)Mary Mark Ockerbloom== {{int:filedesc}} == {{Photograph |photographer ={{unknown}} |title =D2 Oxygen Analyzer for Safe Oxygen Therapy, in use with patient |description =D2 Oxygen Analyzer for Safe Oxygen Therapy, in use with patient who is wearing an oxygen mask connected to tubes and to the analyzer. 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, m...

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