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US Patent: 190,523
Improved Combined Pipe-Tongs, Wrench and Screw-Driver
Patentees:
Christian States (exact or similar names) - Topeka, KS
Harry I. Cook (exact or similar names) - Topeka, KS

USPTO Classifications:
81/100, 81/186

Tool Categories:
wrenches : wrench combination tools
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John Guthrie
Geo. S. Brown
Chas. Nida
J. H. Scarborough
Patent Dates:
Applied: Mar. 24, 1877
Granted: May 08, 1877

Patent Pictures:
States and Cook Pat. May 8, 1877
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Description:
The drawing clearly shows the features.

Ken Cope's "American Wrench Makers 1830-1930" asserts the partners produced the wrench at Topeka, base on an item in SCIENTIFIC AMERICAN.

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