Electrophotographic copying apparatus having two copy-start keys

Details Electrophotographic copying apparatus having two copy-start keys Electrophotographic copying apparatus having two copy-start keys

1989-10-30

1991-10-01

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355200, 355208, G03G 2100, G03G 1500

Patent

active

050538136

ABSTRACT:
An image forming apparatus is provided which includes first and second copy-start keys. The first key remains continuously in the enabled state, while the second key is normally in the disabled state. The second key is enabled only when an inputted ID number is identical to a registered ID number previously stored in the apparatus.

REFERENCES:
patent: 4639120 (1989-01-01), Matsuura

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