Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 108,799
Improvement in Dividers and Calipers
Patentee:
George W. Lane - Plantsville, CT

USPTO Classifications:
33/558.05

Tool Categories:
layout tools : calipers
layout tools : compasses

Assignees:
George W. Lane - Plantsville, CT
Elisha R. Newell - Plantsville, CT

Manufacturer:
Not known to have been produced

Witnesses:
Simeon H. Norton
Joseph K. Shepard
Edwin Spring

Patent Dates:
Granted: Nov. 01, 1870

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
This design uses a slotted disk to hold one leg, and a fine screw to allow micro-adjustment of the other.

Copyright © 2002-2017 - DATAMP