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US Patent Illustrations: The Past when it was still the Future

March 26, 2013

A recompilation of US Patent illustrations. US Patent Illustrations: The Past when it was still the Future.

US Patent 3316993MOTORIZED TRAVELING CASE SCOOTER TO CONVEY PASSENGER – DM Weitzner, 1967


EP0396720 B1 – Method for Increasing Body Heat Transfer – William Patrick Campbell – 1989

US 620600B1 – Canine scuba diving apparatus – Dwane L. Folsom, 2001

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One comment

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