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File:US2742437 Houdry Auto Catalyst.pdf

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Original file(1,159 × 1,704 pixels, file size: 409 KB, MIME type: application/pdf, 6 pages)


English: US Patent 2,742,437
Source Freepatentsonline
Author Eugene Houdry


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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current11:10, 10 April 2009Thumbnail for version as of 11:10, 10 April 20091,159 × 1,704, 6 pages (409 KB)Hermann Luyken{{Information |Description={{en|1=US Patent 2,742,437}} |Source=Freepatentsonline |Author=Eugene Houdry |Date=1956.04.17 |Permission= |other_versions= }} <!--{{ImageUpload|full}}--> Category:Patents
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