US Patent: 328,270 - Pipe Wrench and Cutter


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

US Patent: 328,270

Pipe Wrench and Cutter

Patentee:

John Williamson (exact or similar names) - Camden, NJ

USPTO Classifications:

30/94, 81/164, 81/181, 81/97

Tool Categories:

wrenches : pipe wrenches

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

W. F. Kircher

A. P. Grant

John A. Wiedersheim

Patent Dates:
Applied:	Dec. 30, 1884
Granted:	Oct. 13, 1885

Patent Pictures:

John Williamson patent October 13, 1885

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz

Description:

The threaded handle generates sufficient force to cut pipe with a wedge-cutter bit; pipe gripping and pipe cutting bits can be interchanged in the sliding jaw structure.