Communications: electrical – Selective – Having indication or alarm
Patent
1975-04-21
1977-07-12
Waring, Alvin H.
Communications: electrical
Selective
Having indication or alarm
340414, G08B 1900
Patent
active
040357643
ABSTRACT:
A combination meter for an automobile comprising a first group of indicators and a second group of indicators adapted to come into operation later than the first group of indicators by a predetermined time, whereby when a key switch is closed by the driver of an automobile, those items which are essential in the safe driving of the automobile are sequentially indicated thus enabling the driver to check each of these essential items.
REFERENCES:
patent: 2571360 (1951-10-01), Hallerberg
patent: 3665383 (1972-05-01), Fales
patent: 3906437 (1975-09-01), Brandwein et al.
Fujinami Hiroshi
Yamaguchi Hiroaki
Nippon Soken Inc.
Waring Alvin H.
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