US Patent: 1,638,616 - Cotter-Pin Puller


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


Quick search:	Patent number:	Patent Date:

US Patent: 1,638,616

Cotter-Pin Puller

Patentee:

William H. Burke (exact or similar names) - Winner, SD

USPTO Classifications:

29/86.2

Tool Categories:

specialty tools : cotter pin pullers

Assignees:

Burgan Corporation - Chicago, IL

Manufacturer:

Burgan Corporation - Chicago, IL

Witnesses:

Chas. L. Griesbauer

Patent Dates:
Applied:	May 28, 1925
Granted:	Aug. 09, 1927

Patent Pictures: [ 1 | 2 | 3 ]

Patent 1,638,616 - edited image

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

Description:

The patent covers several structural details of a tool to single-handedly grip & pull cotter pins.

One early trade journal announcement names Burke & Gantz (Chicago) as manufacturer; subsequent listings name BURGAN Corp. Corresponding Canadian patent CA-270,723. BURGAN Corp. also registered a trade mark (Publ. in Gazette April 10, 1928).