Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 72,632
Improvement in Stringing Bow-Drill Stocks
Patentee:
D. Frank Hartford (
exact
or
similar
names) - Boston, MA
USPTO Classifications:
74/136
,
74/88
,
74/89.22
Tool Categories:
woodworking tools
:
hand drills
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Frank G. Parker
A. Hun Berry
Patent Dates:
Granted:
Dec. 24, 1867
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin (dm)
Copyright © 2002-2024 - DATAMP