Geometrical instruments
Patent
1977-03-17
1978-02-28
Abrams, Neil
Geometrical instruments
339 59L, 339188R, 362285, H01R 3346, F21V 1902
Patent
active
040763595
ABSTRACT:
A socket assembly including a tubular metallic socket member for receiving the contacting base of an electrical lamp bulb and an external socket housing member receiving said socket member therein. The socket housing and socket members are internally and externally configured to afford a selection of several different focal lengths to which a lamp bulb may be positioned for use with different lamp housings.
REFERENCES:
patent: 1150552 (1915-08-01), Stearns
patent: 2158852 (1939-05-01), Ceader
Abrams Neil
Chrysler Corporation
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