Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 138,815
Improvement in lock-cutting machines
Patentee:
Isaac L. Penney (exact or similar names) - Minneapolis, MN

USPTO Classifications:
147/46

Tool Categories:
woodworking machines : specialty woodworking machines : hoop making machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. O. Hamlin
Vernon Bell
Patent Dates:
Applied: Apr. 03, 1873
Granted: May 13, 1873

Patent Pictures: [ 1 | 2 | 3 ]
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin

Copyright © 2002-2024 - DATAMP