Buckles – buttons – clasps – etc.
Patent
1975-04-04
1977-07-19
Miller, Jr., George H.
Buckles, buttons, clasps, etc.
240 4623, 240 4659, 350318, F21P 504, F21V 1118, F21V 908, G02R 700
Patent
active
040370976
ABSTRACT:
A slide changer mechanism for a spotlight in which each slide is operated by a separately controlled actuator through a crank arm. The changer mechanism is of modular construction so that it can be adapted to operate with existing spotlights.
REFERENCES:
patent: 1872154 (1932-08-01), Masek
patent: 2192520 (1940-03-01), Levy et al.
patent: 3208339 (1965-09-01), Tiffenberg et al.
patent: 3382024 (1968-05-01), Councilman et al.
patent: 3883243 (1975-05-01), Weisglass et al.
Stillman Allen M.
Stillman Theodore
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