Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 1,560,697
Dressing Attachment for Veritcal Surface Grinders
Patentee:
Carroll Knowles (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:
125/11.03

Tool Categories:
metalworking machines : grinders : grinder dressers

Assignees:
Pratt & Whitney Co. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 24, 1922
Granted: Nov. 10, 1925

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