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US Patent: 567,715
Pipe Wrench
Patentee:
William Houghton (exact or similar names) - Paris, ON Canada

USPTO Classifications:
81/106, 81/148

Tool Categories:
wrenches : pipe wrenches

Assignees:
Paris Tool Mfg. Co. Ltd. - Paris, ON Canada

Manufacturer:
Not known to have been produced

Witnesses:
H. N. Moore
W. Acres
B. C. Capron
Thos. J. Murray

Patent Dates:
Applied: Jan. 02, 1895
Granted: Sep. 15, 1896

Patent Pictures:
William Houghton patent September 15, 1896
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Description:
A rocking slide piece adopts Houghton's nut wrench adjustment means (patent no. 514,993) to the operation of a pipe wrench.

As with the nut wrench, Houghton received earlier Canadian (CA-48,953 granted May 16, 1895) and British (GB-189516985 registered Sept. 11, 1895) patents for this wrench.

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