Popular Patents: American's First Inventions from the Airplane to the Zipper

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Popular Patents: American's First Inventions from the Airplane to the Zipper by Travis Brown.pdf

Uploaded : 2018/06/21 

Last checked : 44 Minutes ago!

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Descriptions : i Popular Patents i is a fascinating look at than inventions with detailed information about each invention s historical evolution a biographical sketch of the inventor and a brief description of how the invention was made The introduction contains brief histories of U Satent laws U S Patent and Trademark Office and U Satent models br br The book contains entries to over inventions including air conditioning anesthetic barbed wire billiard ball carpet loom color film condensed milk diesel engine dirigible frozen food halftone printing plate jet engine Linotype machine gun motion pictureshonograph records revolver smokeless gunpowder submarine telegraph television triode vacuum tube typewriter vulcanized ribber xerography and zipper The book has incorporated within the text either a copy of the patent drawing or the first page of the patent for each of the above inventions It concludes with a bibliography and an index










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