Signal communication system

Details Signal communication system Signal communication system

1987-01-29

1988-11-29

Weldon, Ulysses

Communications: electrical

Continuously variable indicating

With meter reading

34082503, H04Q 100

Patent

active

047885416

ABSTRACT:
A signal communication system provided in a board device has a signal input/output terminal board having a plurality of input/output terminals. When a signal is communicated between two board devices, some of the input/output terminals serve as an input signal terminal and the remainder as an output signal terminal in accordance with the manual selection thereof.

REFERENCES:
patent: 3040271 (1962-06-01), Murphy et al.
patent: 3180999 (1965-04-01), Kuykendall
patent: 3227820 (1966-01-01), Sorenson
patent: 3264418 (1966-08-01), Hagstrom
patent: 3521205 (1970-07-01), Vaccaro
patent: 3532986 (1970-10-01), Gelushia et al.
patent: 4197498 (1980-04-01), Fukui et al.
patent: 4217572 (1980-08-01), Giraud
patent: 4317207 (1982-02-01), Fujimura et al.

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