Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 660,908
Variable-speed electric motor
Patentee:
Benjamin G. Lamme - Pittsburgh, PA

USPTO Classifications:
310/138, 310/198, 388/807

Tool Categories:
electrical devices : electric motors : DC motors

Assignees:
Westinghouse Electric & Manufacturing Co. - Pittsburgh, PA

Manufacturer:
Westinghouse Electric & Manufacturing Co. - East Pittsburgh, PA

Witnesses:
Wesley G. Carr
H. C. Tener

Patent Dates:
Applied: Jun. 05, 1899
Granted: Oct. 30, 1900

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
"Vintage Machinery" entry for Westinghouse Electric & Manufacturing Co.

Copyright © 2002-2019 - DATAMP