Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 108,837
Improvement in Countersinks
Patentee:
William B. Shedd (exact or similar names) - East Boston, MA

USPTO Classifications:
408/191

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Fred. Curtis
Ed. Griffith

Patent Dates:
Granted: Nov. 01, 1870

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

Copyright © 2002-2024 - DATAMP