Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 256,448
Die Stock
Patentee:
Alfred J. Signor (exact or similar names) - Elkhart, IN

USPTO Classifications:
408/240, 470/207

Tool Categories:
wrenches : tap wrenches and die stocks

Assignees:
Alfred J. Signor - Elkhart, IN
Fredrick L. Callins - Elkhart, IN

Manufacturer:
Not known to have been produced

Witnesses:
W. W. Mortimer
A. C. Kiskadden
Charles S. Henderson
Orville T. Chamberlain
Patent Dates:
Applied: Jun. 28, 1881
Granted: Apr. 11, 1882

Patent Pictures:
Alfred J. Signor patent April 11, 1882
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
A swinging handle with cam-action at the pivot provides variable pressure on the thread-cutting dies.

Copyright © 2002-2024 - DATAMP