Electric lamp and discharge devices: systems – Plural power supplies – Plural cathode and/or anode load device
Patent
1975-09-09
1983-05-24
La Roche, Eugene
Electric lamp and discharge devices: systems
Plural power supplies
Plural cathode and/or anode load device
340754, 445 24, 313583, 313609, 313632, H01J 6106, H01J 6130
Patent
active
043852602
ABSTRACT:
Bargraph displays wherein the illuminable bar segments are formed by winding filamentary conductors upon a mandrel.
REFERENCES:
patent: 3863087 (1975-01-01), Holz
Beckman Instruments Inc.
La Roche Eugene
May William H.
Mehlhoff F. L.
Steinmeyer R. J.
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