US Patent: 1,662,002


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


Quick search:	Patent number:	Patent Date:

Wrench

Patentee:

John H. Dowd (exact or similar names) - Hartford, CT

USPTO Classifications:

81/104

Tool Categories:

wrenches : pipe wrenches

Assignees:

Billings & Spencer Co. - Hartford, CT

Manufacturer:

Not known to have been produced

Witnesses:

none listed

Patent Dates:
Applied:	Dec. 15, 1925
Granted:	Mar. 06, 1928

Patent Pictures:

John H. Dowd patent March 6, 1928

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

Description:

Compare the "ears" supporting the adjusting nut to the version appearing in patent no. 1,495,751 produced by Armstrong Bros. Tool Co. The spring plunger is similar to that used in TRIMO pipe wrenches (see patent no. 429,088).

T. Clay Lindsey - patent attorney