DK95230C -
Coupling for automatic adjustment of the backlight brightness and contrast of a picture reproduced by a television receiver's picture tube.
- Google Patents
Coupling for automatic adjustment of the backlight brightness and contrast of a picture reproduced by a television receiver's picture tube.
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Application filed by Philips NvfiledCriticalPhilips Nv
Application grantedgrantedCritical
Publication of DK95230CpublicationCriticalpatent/DK95230C/en
DK149059A1958-04-291959-04-25
Coupling for automatic adjustment of the backlight brightness and contrast of a picture reproduced by a television receiver's picture tube.
DK95230C
(en)