US Patent: 503,215 - Pipe Wrench


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


Quick search:	Patent number:	Patent Date:

US Patent: 503,215

Pipe Wrench

Patentees:

Thomas H. Oxnam (exact or similar names) - De Lamar, ID

James Joyce (exact or similar names) - De Lamar, ID

Joseph Francis (exact or similar names) - De Lamar, ID

USPTO Classifications:

81/108, 81/186

Tool Categories:

wrenches : pipe wrenches

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Applied:	Apr. 14, 1893
Granted:	Aug. 15, 1893

Patent Pictures:

Thomas H. Oxnam, James Joyce, and Joseph Francis patent August 15, 1893.

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

Description:

A hook jaw pipe wrench; the "finger lever" helps hold the hook jaw against the work piece, and the center shaft screws in or out to adjust for different pipe sizes.