Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 441,633
Vibrator-attachment for polishing-machines
Patentees:
Anson P. Boardman (exact or similar names) - Watertown, WI
Joseph B. Bennett (exact or similar names) - Watertown, WI

USPTO Classifications:
451/131

Tool Categories:
woodworking machines : sanding machines

Assignees:
Berlin Machine Works - Beloit, WI

Manufacturer:
Berlin Machine Works - Beloit, WI

Witnesses:
George Hawkins
C. B. Skinner

Patent Dates:
Applied: Apr. 10, 1889
Granted: Dec. 02, 1890

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Berlin Machine Works

Copyright © 2002-2024 - DATAMP