Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Multiple filament load devices
Patent
1976-11-15
1978-06-06
Chatmon, Jr., Saxfield
Electric lamp and discharge devices: systems
Combined load device or load device temperature modifying...
Multiple filament load devices
315 66, 315 67, 315 69, 315 73, 315 74, H01J 744, H01J 1346, H01J 1734, H01K 162
Patent
active
040938948
ABSTRACT:
A lamp is described having an internal switch for keeping at least one filament incandescent for a predetermined time after an external switch indicates the user wishes to turn the lamp off.
REFERENCES:
patent: 3227920 (1966-01-01), Peek, Jr. et al.
patent: 3382403 (1968-05-01), Lloyd
patent: 3638068 (1972-01-01), Wilson
Chatmon, Jr. Saxfield
General Electric Company
Kempton Lawrence R.
Neuhauser Frank L.
Wille Paul F.
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