Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 226,162
Compensating Errors in Screw Dividing Engines
Patentee:
Samuel Darling (exact or similar names) - Providence, Providence County, RI

USPTO Classifications:
33/19.1, 74/89.23, 82/110

Tool Categories:
metalworking machines : indexers and dividers

Assignees:
None

Manufacturer:
Darling, Brown & Sharpe - Providence, Providence County, RI

Witnesses:
John E. Hall
J. L. Ingraham

Patent Dates:
Applied: Nov. 11, 1879
Granted: Apr. 06, 1880

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Brown & Sharpe Mfg. Co.

Copyright © 2002-2024 - DATAMP