American Sex Machines: The Hidden History of Sex at the U.S. Patent Office
Description:
What happens when the legendary American passion for invention collides with the legendary American passion for sex? Eye-opening, provocative, and entertaining, this book reveals the amazing story of our national quest for sexual innovation--straight from the files of the U.S. Patent Office. Covers over 800 unusual and often incredible devices.
We're an Amazon Associate. We earn from qualifying purchases at Amazon and all stores listed here.