Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 1,256,968
Expansive Drilling Bit
Patentee:
Wlter L. Young (exact or similar names) - Harper, CA

USPTO Classifications:
175/290, 175/399

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
James R. Townsend

Patent Dates:
Applied: Apr. 09, 1917
Granted: Feb. 19, 1918

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
James R. Townsend - patent attorney

Copyright © 2002-2024 - DATAMP