Recorders – Thermal recording
Patent
1982-06-17
1984-12-04
Goldberg, E. A.
Recorders
Thermal recording
307 66, 219216, 400120, G01D 1510
Patent
active
044867590
ABSTRACT:
Electronic equipment has a switch for selecting a internal power supply contained therein or an external power supply connected through a connecting terminal and detecting means for detecting the switching of the switch. When the switching of the switch is detected, at least one function of the electronic equipment is inhibited.
REFERENCES:
patent: 3859638 (1975-01-01), Hume, Jr.
patent: 3934695 (1976-01-01), Kovalick
patent: 4168421 (1979-09-01), Ito
Canon Kabushiki Kaisha
Deboer Todd E.
Goldberg E. A.
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