04167322 is referenced by 81 patents and cites 5 patents.

A plurality of electrostatic copying machines (12), (13), (14), (16) are interconnected by bus lines (19), (21), (22). Each copying machine (12), (13), (14), (16) is provided with a sensor unit (23) for sensing various status parameters of the copying machine (12), (13), (14), (16) such as whether the copying machine (12), (13), (14), (16) is available for use, the copy sheet size, the number of copies made, the number of copy sheets remaining, etc. Each copying machine (12), (13), (14), (16) is further provided with a display unit (17) for displaying the status parameters of all of the copying machines (12), (13), (14), (16). A microcomputer (31) is provided at one of the copying machines (12) for storing and processing the status parameters and producing a hard copy.

Title
Electrostatic copying system having monitoring devices
Application Number
5/929273
Publication Number
4167322
Application Date
July 31, 1978
Publication Date
September 11, 1979
Inventor
Isao Nakamura
Tokyo
JP
Hiroyuki Idenawa
Tokyo
JP
Nachio Seko
Tokyo
JP
Tatsuo Tani
Tokyo
JP
Takashi Yano
Tokyo
JP
Agent
David G Alexander
Assignee
Ricoh Company
JP
IPC
G03G 15/00
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