Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 649,357
Hoisting apparatus
Patentee:
William H. Ridgway (exact or similar names) - Coatesville, PA

USPTO Classifications:
254/93R, 91/207, 91/417R, 92/12, 92/85A, 92/85R

Tool Categories:
material handling : hoists, winches, come-alongs

Assignees:
None

Manufacturer:
Craig Ridgway & Son Co. - Coatesville, PA

Witnesses:
H. W. Masters
Thomas Spackman
Patent Dates:
Applied: Oct. 30, 1899
Granted: May 08, 1900

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Craig Ridgway & Son Co.
Description:
Improvements to patent 582,092.

Copyright © 2002-2024 - DATAMP