Photocopying – Contact printing – Light boxes
Patent
1994-09-20
1996-04-09
Moses, R. L.
Photocopying
Contact printing
Light boxes
355311, 36446401, 377 14, 377 16, G03G 2100
Patent
active
055066615
ABSTRACT:
An image forming apparatus for forming image information corresponding to an image of original document on recording sheets includes a sheet size sensor device for detecting the size of the recording sheets, a counter device for counting the number of pages of the recording sheets on which image information has been recorded, a memory device for storing data of printing charge per sheet according to the size of the recording sheets, calculating device for calculating printing charges based on data of the number of pages of the printed sheets counted by the counter device and data of the printing charge per sheet corresponding to the size of the recording sheets detected by the sheet size sensor means, and a display means for display the calculation results calculated by said calculating device.
REFERENCES:
patent: 5117258 (1992-05-01), Iwata
patent: 5146344 (1992-09-01), Bennett
patent: 5383129 (1995-01-01), Farrell
Patent Abstracts of Japan, vol. 10, No. 358 (P-522) Dec. 2, 1986 Minolta Camera Co., Ltd., Pat. Date: Jul. 15, 1986 for JP-A-61 156 055.
Patent Abstracts of Japan, vol. 14, No. 434(P-1107) Sep. 18, 1990 Toshiba Corp. Pat. Date: Jun. 29, 1990 for JP-A-02 170 169.
Moses R. L.
Riso Kagaku Corporation
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