Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 79,971
Improved screw-threading machine
Patentee:
Ezra Gould (exact or similar names) - Newark, NJ

USPTO Classifications:
408/64, 408/65, 470/75, 470/96

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. Halsey Canfield
F. H. Gould

Patent Dates:
Granted: Jul. 14, 1868

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin

Copyright © 2002-2024 - DATAMP