Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 349,840
Drafting Compass
Patentee:
Frederick N. Gardner (exact or similar names) - Hartford, CT

USPTO Classifications:
33/27.033

Tool Categories:
layout tools : compasses

Assignees:
Pratt & Whitney Co. - Hartford, CT

Manufacturer:
Pratt & Whitney Co. - Hartford, CT
Hartford Tool Co. - Hartford, Hartford County, CT

Witnesses:
Edwin F. Dimock
Charles L. Burdett
Patent Dates:
Applied: Mar. 24, 1884
Granted: Sep. 28, 1886

Patent Pictures: [ 1 | 2 | 3 ]
Mechanics Magazine, V7, Apr, 1885, pg, vi
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Pratt, Whitney & Co.
American Precision Museum
Description:
Frederick N. Gardner was president of Hartford Tool Co., which was bought by Pratt & Whitney around 1886.

Copyright © 2002-2025 - DATAMP