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Ketchum, William F., 1803 or 4-1865. Patents, 1830-1895.

Title: Patents, 1830-1895.

Patents and drawings for Wood's Inking Machine, cheese press, mowing machine, harvester, repeating firearm, roofcoating materials, tack driver, safety stop for gun locks, condensing apparatus for steam engines, trolley-finders, and motors for bicycles, 1830-1895.

ArchivalResource: (1.0 linear ft.)

http://www.worldcat.org/oclc/33113601 View

Great Britain. Patent Office. Letters patent, 1883 July 13 : issued to William Robert Lake.

Title: Letters patent, 1883 July 13 : issued to William Robert Lake.

Granting patent rights to Lake of the firm of Haseltine, Lake & Co., patent agents, London, for improvements in cylinders for picking or burring machines, patent no. 3462. Lake acted as agent for Frederick G. Sargent and Allan C. Sargent of Graniteville, Mass., a locality in Westford, Mass.

ArchivalResource: 1 broadside : on vellum ; 52 x 64 cm.

http://www.worldcat.org/oclc/48448218 View

Lake, William Robert. Letters patent for an improved anchor, with attached seal of Victoria, 1868.

Title: Letters patent for an improved anchor, with attached seal of Victoria, 1868.

ArchivalResource: 1 original green leather-covered wood case marked "Her Majesty's Patent, " holding two folded vellum documents, together with the seal enclosed in a metal container.

http://www.worldcat.org/oclc/83631626 View

Lake, William Robert. William Robert Lake patent, 1872.

Title: William Robert Lake patent, 1872.

A letter patent for an invention for "Improvement of couplings for railway carriages." Granted to William Robert Lake by Queen Victoria on the 23rd of May, 1872. Attached is the seal of Queen Victoria. Original metal case is housed as a separate item.

ArchivalResource: 2 items ; 30 cm.

http://www.worldcat.org/oclc/63936418 View