Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 948,172
Device for Dividing Circles or Arcs of Circles
Patentee:
Albert D. Ide (exact or similar names) - Chicago, IL

USPTO Classifications:
33/27.03

Tool Categories:
layout tools : compasses

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
William F. Barnes
Frank P. Leffingwell
J. L. Jenkins
M. J. Miller

Patent Dates:
Applied: Jun. 18, 1908
Granted: Feb. 01, 1910

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Ralph Brendler
Description:
This is a beam compass with an additional attachment for measuring the arc as it draws.

Copyright © 2002-2024 - DATAMP