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US Patent: 594,775
Pipe Wrench
Patentee:
Joseph Browning (exact or similar names) - Philadelphia, PA

USPTO Classifications:
81/96

Tool Categories:
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Bonney Vise & Tool Works - Philadelphia, PA

Witnesses:
Wm. L. Evans
Harry Drury
J. W. Kenworthy
Ernest Howard Hunter

Patent Dates:
Applied: Jan. 11, 1897
Granted: Nov. 30, 1897

Patent Pictures:
Joseph Browning patent November 30, 1897
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Description:
Largely a recapitulation of Browning's January 11, 1876 patent no. 171,982. The patented feature is the "V" shaped gripping groves in the face of the gripping roller.

According to Ken Cope's "American Wrench Makers 1830-1930," Bonney Vise & Tool Works of Philadelphia was producing the Browning Roller Jaw Pipe Wrench in 1898.

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