A Classification of American Wealth
History and genealogy of the wealthy families of America - Sponsors

 Part 1 : Colonial and Mercantile America  Part 2 : America in the Gilded Age
 Part 3 : America in the Twentieth Century  Encyclopedia of American Wealth

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 Consolidations : The Wire Trust 

Page entitled : The barb wire patents and Washburn & Moen

Content of this page is about :
How Washburn & Moen sought to buy all patents for barbed wire and establish a monopoly, failed to convince Jacob Haish and sued him for patent infringement 

Extract :
... reissued patents of W.D. Hunt and L.B. Smith, who developed (an impractical) smooth wire with points in 1867, with Charles Kennedy, a manufacturer from Aurora, Illinois. Then there were Jacob Haish’s patents of which one was preceding Glidden’s, but the most important one Nr.167240 (Aug 31, 1875) was not. Finally, the Thorn Wire Hedge Company of Chicago owned the reissued patents of Michael Kelly’s ...


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