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http://www.google.ca/patents/US2658168?utm_source=gb-gplus-share
Patent US2658168 - VOTIVE LIGHT SYSTEM
VOTIVE LIGHT SYSTEM
Leroy A. Matson et al
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Abstract
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Description
Claims
Patent number
: 2658168
Filing date
: 29 Apr 1950
Issue date
: 3 Nov 1953
Inventors
:
Leroy A. Matson
,
Leroy A. Matson
Current U.S. Classification
:
315/319
;
194/222
;
315/360
;
315/362
;
315/363
;
362/249.12
;
362/810
View patent at USPTO
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Drawings