Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 268,978
Tap Wrench
Patentee:
Frank Armstrong (exact or similar names) - Bridgeport, CT

USPTO Classifications:
408/240

Tool Categories:
wrenches : tap wrenches and die stocks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
T. M. Palmer, Jr.
H. E. Bowser
J. West-Wagner
F. L. Browne
Patent Dates:
Applied: Oct. 03, 1882
Granted: Dec. 12, 1882

Patent Pictures:
Frank Armstrong patent December 12, 1882
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz

Copyright © 2002-2024 - DATAMP