Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 743,490
Ellipse or Circle Compass
Patentee:
John W. Griffith (exact or similar names) - San Francisco, CA

USPTO Classifications:
33/30.5

Tool Categories:
layout tools : compasses

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Bearthune Larsen
Bessie Gorfinkel
Francis M. Wright

Patent Dates:
Applied: May 29, 1903
Granted: Nov. 10, 1903

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Francis M. Wright - patent attorney

Copyright © 2002-2024 - DATAMP