Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 3,454,143
Power-operated tool
Patentees:
Gerhardt A. Dobslaw (exact or similar names) - Fayetteville, NY
Warren A. Berube (exact or similar names) - Camillus, NY
Harry L. Beam (exact or similar names) - Jamesville, NY

USPTO Classifications:
192/34, 192/83, 192/94

Tool Categories:
handheld power tools : handheld power drills

Assignees:
Rockwell Mfg. Co. - Pittsburgh, PA

Manufacturer:
Rockwell Mfg. Co. - Pittsburgh, PA

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 09, 1967
Granted: Jul. 08, 1969

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Delta Specialty/Delta Mfg. Co./Delta-Rockwell/Rockwell Intl.
Description:
The invention is a double-clutch mechanism that provides selectable drill and driver functions.

Copyright © 2002-2024 - DATAMP