Buckles – buttons – clasps – etc.
Patent
1974-07-19
1976-02-24
Moses, Richard L.
Buckles, buttons, clasps, etc.
240 114R, 240 4135R, 240 52R, F21M 700
Patent
active
039406067
ABSTRACT:
A light projecting apparatus consists of a concave, substantially prolate-spheroidal reflector having a major axis coincident with the optical axis of the apparatus and a metal halide high intensity discharge source positioned at a first focal point of the reflector and inclined with respect to the optical axis of the apparatus at an angle of approximately 30.degree..
REFERENCES:
patent: 2950382 (1960-08-01), Hatch
patent: 3540805 (1970-11-01), Mortensen
patent: 3624386 (1971-11-01), Plumadore
patent: 3648045 (1972-03-01), Vantine et al.
patent: 3758769 (1973-09-01), Pichel
Lighting Development Co.
Moses Richard L.
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