Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 994,457
Variable Diameter Brace-Bit for Boring Wood
Patentee:
George William Green - Bobin, New South Wales, Australia

USPTO Classifications:
408/26, 82/1.5

Tool Categories:
woodworking tools : hand drills : drill bits : adjustable drill bits

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
W. J. Davis
M. J. Candiup

Patent Dates:
Applied: Aug. 04, 1910
Granted: Jun. 06, 1911

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions

Copyright © 2002-2019 - DATAMP