Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 703,578
Gear Tumbler
Patentees:
Bengt M. W. Hanson - Hartford, Hartford County, CT
Frederick W. Gordon - Hartford, Hartford County, CT

USPTO Classifications:
74/348

Tool Categories:
metalworking machines : metal lathes : engine lathes
metalworking machines : metalworking machine mechanisms : metalworking machine gearing

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 24, 1902
Granted: Jul. 01, 1902

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions

Copyright © 2002-2020 - DATAMP