Letters patent and specifications, 1891,1908.

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Letters patent and specifications, 1891,1908.

http://www.worldcat.org/oclc/45130532

Letters patent and specifications, 1891 and 1908. Included here are letters patent No. 888790 for Benjamin Douglas of Grosse Ile (Mich.), for methods and apparatus for constructing subaqueous tunnels, May 26, 1908 and a related report of the Board of Commercial Estimate, Keystone Law and Patent Co., Phil. Also included are letters patent No. 889979 for Eugene H. Sloman of Detroit (Mich.), for a bathtub application, June 9, 1908, and a patent specification No. 450,379 for Anna T. Sinclair of N.Y. (N.Y.), for a letter-box (mailbox) on April 14, 1891.

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Clarke Historical Library

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SNAC Resource ID: 7550016

Related Entities

There are 4 Entities related to this resource.

Douglas, Benjamin Hale, 1855-

http://n2t.net/ark:/99166/w6zt0hj5 (person)

Sinclair, Anna T.

http://n2t.net/ark:/99166/w6133ffh (person)

United States. Patent Office

http://n2t.net/ark:/99166/w6wm553d (corporateBody)

Charles F. Brush, of Cleveland, Ohio, was an electrician, inventor, and the founder of the Brush Electric Company. From the description of Patents granted to Charles F. Brush relating to electric machinery and apparatus, 1878-1894. (Smithsonian Institution Libraries). WorldCat record id: 154324631 Newell was from Haverhill, Mass. From the description of Letters patent, 1890 January 14 : issued to Isaiah Newell. (American Textile History Museum Library). WorldCat ...

Sloman, Eugene H.

http://n2t.net/ark:/99166/w69d4jj2 (person)