Photocopying – Contact printing – Light boxes
Patent
1990-11-13
1991-10-29
Moses, R. L.
Photocopying
Contact printing
Light boxes
355202, 307 41, G03G 1500
Patent
active
050619578
ABSTRACT:
A power controlling device capable of controlling the supply power to a drive system and to a control system for controlling the drive system. The power controlling device is provided with a main switch capable of turning on and turning off the power supplying device. When the power supplying device is turned off by the main switch, the drive system is turned off before the control system is turned off.
REFERENCES:
patent: 3737734 (1973-06-01), Nakamura et al.
patent: 3909258 (1975-09-01), Kotz
patent: 4443709 (1984-04-01), Genuit et al.
patent: 4615609 (1986-10-01), Honma
patent: 4640880 (1987-02-01), Kawanishi et al.
patent: 4677310 (1987-06-01), Midorikawa et al.
patent: 4761672 (1988-08-01), Parker et al.
Honda Ryoji
Kamasako Shoji
Kita Masahiro
Negishi Kiyoshi
Nishikawa Tomoyuki
Asahi Kogaku Kogyo Kabushiki Kaisha
Moses R. L.
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