MODULAR CONTROL UNITS FOR LIGHT INTENSITY CONTROL SYSTEMS
United States Patent 3534242
Inventors:
Skirpan, Stephen J.
Publication Date:
10/13/1970
Assignee:
SKIRPAN ELECTRONICS INC
Other Classes:
74/519, 338/184, 338/165, 74/523
International Classes:
H05B39/08; H05B39/00; H01G5/02; H02M7/04; H02B9/00