File:Illustration US Patent 648283 Acetyline Gas Generator.jpg

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Summary

Description Image from US Patent 648283 registered by w:HP Nielsen
Date
Source Unknown sourceUnknown source
Author w:United States Patent and Trademark Office

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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.
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Date/Time Dimensions User Comment
2017-12-30 00:54:54 690 × 1056 FLRdorothy {{Information | description = Image from {{US patent|648283|US Patent 648283}} registered by [[HP Nielsen]] | source = unknown | date = 1900-4-24 | author = [[United States Patent and Trademark Office]] }}

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inception

24 April 1900Gregorian

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current07:29, 19 July 2019Thumbnail for version as of 07:29, 19 July 2019690 × 1,056 (243 KB)FSockTransferred from en.wikipedia (MTC!) (1.1.1)
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