Photocopying – Contact printing – Light boxes
Patent
1993-04-22
1994-03-08
Grimley, A. T.
Photocopying
Contact printing
Light boxes
355203, 355208, G03G 2100
Patent
active
052931978
ABSTRACT:
An image forming apparatus according to the present invention is operable in response to information from a storage medium detachably provided at a main body of the apparatus. The apparatus includes a connector to which an IC card storing management data indicative of an improvement history of the apparatus is connected, a reader for reading management data from the connected IC card, a first display for displaying the improvement history of the apparatus based on the read management data, an input device for inputting state data indicative of the stage in the improvement history of the apparatus, a memory storing the input state data and a second display displaying the stage in the improvement history of the apparatus based on the state data in the memory.
REFERENCES:
patent: 4159531 (1979-06-01), McGrath
patent: 4258421 (1981-03-01), Juhasz et al.
patent: 4400783 (1983-08-01), Locke, Jr. et al.
patent: 4490798 (1984-12-01), Franks et al.
patent: 4764789 (1988-08-01), Iwaki et al.
patent: 4806978 (1989-02-01), Nakatani et al.
patent: 5027153 (1991-06-01), Komiya
patent: 5038273 (1991-08-01), Ito et al.
patent: 5041873 (1991-08-01), Kawabuchi et al.
Brase Sandra L.
Grimley A. T.
Minolta Camera Kabushiki Kaisha
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