Communications: electrical – Systems – Call station
Patent
1983-03-03
1986-03-11
Brigance, Gerald L.
Communications: electrical
Systems
Call station
3403094, 34030915, 34082577, G08B 700
Patent
active
045757070
ABSTRACT:
A waiting time display system comprises a plurality of remote stations each including a waiting time display unit comprising a display portion for producing a visual display corresponding to waiting time and a control unit comprising control means selectively actuatable for producing predetermined output signals corresponding to a selected waiting time. A centralized monitoring unit is also provided and is responsive to the output signals from each control unit for monitoring the waiting time displayed on each display unit. A plurality of transmission lines coupled intermediate each of the control units and its associated display unit and intermediate each of the control units and the centralized monitoring unit for transmitting the output signals from each control unit to its associated display unit and to the centralized monitoring unit, respectively.
REFERENCES:
patent: 3320585 (1967-05-01), Hines
patent: 3803578 (1974-04-01), LaVanway
patent: 3877216 (1975-04-01), Mounce et al.
patent: 3893094 (1975-07-01), Thorson et al.
patent: 3932714 (1976-01-01), Guimier et al.
patent: 3943641 (1976-03-01), Dworetzky
patent: 4152696 (1979-05-01), Smith
patent: 4364655 (1982-12-01), Parker
patent: 4394653 (1983-07-01), Breeze
patent: 4398257 (1983-08-01), Paganini et al.
Hayashibara Fumio
Imazeki Kazuyoshi
Tanaka Toshiyuki
Brigance Gerald L.
General Research of Electronics Inc.
LandOfFree
Waiting time display system does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Waiting time display system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Waiting time display system will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2193196