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Patent number:
Patent Date:
US Patent: 714,786
Controlling Electric Motors
Patentee:
Maxwell W. Day (
exact
or
similar
names) - Schenectady, NY
USPTO Classifications:
114/144R
,
318/141
,
318/158
,
318/676
,
318/693
,
322/77
Tool Categories:
electrical devices
:
electric motors
:
motor controls
Assignees:
General Electric Co.
- Schenectady, NY
Manufacturer:
Not known to have been produced
Witnesses:
Gustaf Lang
M. F. Keating
C. J. Kintner
Patent Dates:
Applied:
Sep. 26, 1900
Granted:
Dec. 02, 1902
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for General Electric Co.
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