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File:OJ Zobel signature.png

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OJ_Zobel_signature.png (446 × 164 pixels, file size: 3 KB, MIME type: image/png)

Summary

Description Zobel's signature in his draughtsmanlike hand as it appears on a patent application
Date
Source US Patent 1557229
Author O J Zobel
Permission
(Reusing this file)
Public domain
Public domain
This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
United States
United States
This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.

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inception

13 October 1925Gregorian

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Date/TimeThumbnailDimensionsUserComment
current09:18, 5 December 2023Thumbnail for version as of 09:18, 5 December 2023446 × 164 (3 KB)Materialscientist{{Information |Description=Zobel's signature in his draughtsmanlike hand as it appears on a patent application |Source=US Patent 1557229 |Date=1925-10-13 |Author=O J Zobel |Permission={{PD-US}} |other_versions= }} Category:Otto Julius Zobel

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