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Patent 1071952   (Wikidata search (Cirrus search) Wikidata query (SPARQL)  Create new Wikidata item based on this file)
Author
Beckman, Arnold Orville
Title
Patent 1071952
Description
English: Patent 1071952, sheet 1, showing diagrams for the "Recording apparatus for recording gas concentrations in the atmosphere". Patent granted October 7, 1952, for the patent application filed February 18, 1946.
Date 7 October 1952
date QS:P571,+1952-10-07T00:00:00Z/11
institution QS:P195,Q5090408
Credit line Science History Institute.
Notes Image downloaded with permission from the Science History Institute, as part of the Wikipedian in Residence initiative.
Source/Photographer Science History Institute
Permission
(Reusing this file)
Public domain
This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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current15:57, 3 April 2014Thumbnail for version as of 15:57, 3 April 20142,060 × 3,143 (18.55 MB)Mary Mark Ockerbloom{{Artwork |author = Beckman, Arnold Orville |title = Patent 1071952 |description ={{en|1=Patent 1071952, sheet 1, showing diagrams for the "Recording apparatus for recording gas concentrations in the atmosphere". Patent granted October 7, 1952, fo...

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