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US Patent: 624,253
Pipe Wrench
Patentee:
Holcombe Rudebock (exact or similar names) - Pittsburg, PA

USPTO Classifications:
81/64, 81/65

Tool Categories:
wrenches : pipe wrenches : chain and strap wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. P. Appleman
Frances H. Anglin
John Noland
H. H. Patterson
Patent Dates:
Applied: Aug. 16, 1898
Granted: May 02, 1899

Patent Pictures:
Holcombe Rudebock patent May 2, 1899
USPTO (New site tip)
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Description:
The wrench is for polished pipe, and uses a clamping metal band tightened by a screw adjustment.

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