Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 1,987,457
Cylinder grinding tool
Patentee:
Herman W. Zimmerman - Chicago, IL

USPTO Classifications:
451/475

Tool Categories:
specialty tools : automotive tools
trade specific : automobile mechanic

Assignees:
Automotive Maintenance Machinery Co. - Chicago, IL

Manufacturer:
Automotive Maintenance Machinery Co. - North Chicago, IL

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 20, 1932
Granted: Jan. 08, 1935

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
"Vintage Machinery" entry for Automotive Maintenance Machinery Co. (AMMCO)

Copyright © 2002-2017 - DATAMP