Communications: electrical – Condition responsive indicating system – Specific condition
Patent
1996-11-25
1999-03-02
Tong, Nina
Communications: electrical
Condition responsive indicating system
Specific condition
3404574, 399 25, G08B 2100
Patent
active
058776923
ABSTRACT:
In a part life detection and display unit, the life of each periodically replaced part is detected and displayed separately based on the life alarm value and in addition, the part lives are detected and displayed in units of periodically replaced part groups each consisting of parts that are almost the same in life term value and can be replaced in batch at the same time, and all parts in the part group containing the part reaching the life alarm value are replaced at the same time.
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patent: 5546163 (1996-08-01), Asai et al.
Nakamura Hideyasu
Watanabe Toshio
Fuji Xerox Corporation
Tong Nina
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