File:Centrifugal forming thin films.jpg

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Centrifugal_forming_thin_films.jpg(284 × 190 pixels, file size: 13 KB, MIME type: image/jpeg)

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Description
English: Centrifugal forming thin films for semiconductors and solar cells
Date
Source https://www.google.com/patents/US4101925?dq=%22Larry+P+Kelley%22+solar&hl=en&sa=X&ved=0CB0Q6AEwAGoVChMI6u6-mqvTxwIViI-ACh3VAwWW
Author US Patent 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/TimeThumbnailDimensionsUserComment
current21:05, 31 August 2015Thumbnail for version as of 21:05, 31 August 2015284 × 190 (13 KB)Doug Coldwell (talk | contribs)Fig 2 of invention for simplicity
20:22, 31 August 2015Thumbnail for version as of 20:22, 31 August 2015370 × 354 (38 KB)Doug Coldwell (talk | contribs)crop
20:08, 31 August 2015Thumbnail for version as of 20:08, 31 August 2015412 × 584 (53 KB)Doug Coldwell (talk | contribs)User created page with UploadWizard

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