US Patent: 133,804 - Pipe Wrench


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US Patent: 133,804

Pipe Wrench

Patentee:

Alfred Secor (exact or similar names) - North Adams, MA

USPTO Classifications:

Tool Categories:

Assignees:

John J. Marsh - North Adams, MA

Alfred Secor - North Adams, MA

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Granted:	Dec. 10, 1872

Patent Pictures:

Alfred Secor Pat. Dec. 10, 1872

Description:

The adjustable jaw is moved by a knurled adjusting ring.

Noted in pat. no. 359,722.