page was here. All following user names refer to nl.wikipedia. Octrooi (patent) verleend aan Dirk Franx in Zoetermeer op 22 april 1931 voor een werktuig...
English US Patent Cover German PatentUS-Patentschutz durch ein tatsächlich erteiltes Patent Datum 1996 Central Atlas Tamazight lisensi patent u.s Korean...
Clarence Saunders's US patent for the Piggly Wiggly. Transferred from en.wikipedia to Commons. Original publication: At the U.S. Patent and Trademark Office...
Photo of U.S. Patent 2,988,237 certificate taken at home of George C. Devol in June 2006 by grandson William Wardlow. The patent for "Programmed Article...
en:Image:Citrus fruits.jpg English applies to jurisdiction: United States of America determination method or standard: work of the federal government...
English Illustration from 1909 patent for "filtrative inhaler" by Sigismund Danielewicz conferred by: United States Patent and Trademark Office determination...
This is the US patent registering the invention of the sustance that would became the contraceptive pill. English...
names refer to en.wikipedia. An example of an obvious patent - the comb-over hairstyle (U.S. Patent 4,022,227) From http://patft.uspto.gov/netacgi/nph-Parser...
US Patent illustration found at: https://patentimages.storage.googleapis.com/ab/47/56/202f6e10d025fc/US609787.pdf Also published in the US prior to 1923...
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