Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 628,730
Work Holder for Lathe Spindles
Patentees:
Amos Whitney (exact or similar names) - Hartford, Hartford County, CT
Frank Harrington (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:
279/146, 279/50, 279/51, 300/14

Tool Categories:
metalworking machines : metal lathes : metal lathe chucks

Assignees:
Pratt & Whitney Co. - Hartford, Hartford County, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 27, 1898
Granted: Jul. 11, 1899

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Pratt, Whitney & Co.

Copyright © 2002-2024 - DATAMP