Lighting – Light fixture – Element or attachment
Patent
1988-10-11
1991-03-12
Lucas, Susan J.
Lighting
Light fixture
Element or attachment
D10121
Patent
active
D03154220
REFERENCES:
patent: 1970358 (1934-08-01), Bull et al.
patent: 3463118 (1969-08-01), Wood
patent: 3708222 (1973-01-01), Stern
patent: 3883733 (1975-05-01), Nagel
Black Truman D.
Claytor Ricahrd N.
Bradley James E.
Fresnel Technologies Inc.
Lucas Susan J.
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