Ben Ikenson – författare
Visar alla böcker från författaren Ben Ikenson. Handla med fri frakt och snabb leverans.
1 produkter
Ingenious Patents (Revised)
Bubble Wrap, Barbed Wire, Bionic Eyes, and Other Pioneering Inventions
Inbunden, 2018
244 kr
Lägg i varukorg
Discover some of the most innovative of the 6.5 million patents that the U.S. Patent and Trademark Office has granted since Thomas Jefferson issued the first one in 1790. Updated and reformatted from the original 2004 edition, Ingenious Patents presents each device along with background about the …
