Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: RE4,517
Improvement in Machines for Bending the Lips of Auger-Bits
Machine for Upsetting Cook's Bits
Patentee:
James Swan - Seymour, CT

USPTO Classifications:
76/2

Tool Categories:
tool making : making drills and augers
woodworking tools : hand drills : drill bits : auger bits

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
T. B. Mosher
George W. Mabee

Patent Dates:
Granted: Aug. 15, 1871

Reissue Information:
Reissue of 100,816 (Mar. 15, 1870)

Patent Pictures: [ 1 | 2 | 3 | 4 ]
USPTO pdf tiff
Google Patents
Report data errors or omissions

Copyright © 2002-2019 - DATAMP