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Lighting control system
US 2,657,338 A
Filed
: 08/15/1950
Issued
: 10/27/1953
Est. Priority Date
: 08/16/1949
Status: Expired due to Term
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Current Assignee
Gillespie Williams Rollo
Original Assignee
Gillespie Williams Rollo
Inventors
GILLESPIE WILLIAMS ROLLO
Application Number
US03/179,603
Time in Patent Office
1,169 Days
Field of Search
US Class Current
315/295
CPC Class Codes
H05B 47/155
Coordinated control of two ...
Y10T 74/19023
Plural power paths to and/o...
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