Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 152,487
Device for Centering Cylinders
Patentee:
George F. Hawley (exact or similar names) - Grand Rapids, MI

USPTO Classifications:
33/520

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles A. Renwick
Edward Tagart

Patent Dates:
Applied: Dec. 19, 1873
Granted: Jun. 30, 1874

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens

Copyright © 2002-2024 - DATAMP