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Browse by Category: Main > Communications
Class Information
Number: 340/3.5
Name: Communications: electrical > Selective > Monitoring in addition to control (e.g., supervisory) > Including addressing
Description: Subject matter with a plurality of controlled devices, each of which is responsive to a specific signal so as to permit individual control.


Sub-classes under this class:

Class Number Class Name Patents
340/3.54 Destination address 58
340/3.52 Group address 21
340/3.51 Polling or roll call 203
340/3.53 Source address 21


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
4879541 Supervisory control system Nov. 7, 1989
4855729 Communication control system of fluid control valve Aug. 8, 1989
4608561 Time division multiplexing load control system having manual switch for directly controlling loads Aug. 26, 1986
4604620 Information transmission system Aug. 5, 1986
4467314 Electric utility communication system with field installation terminal and load management terminal with remotely assignable unique address Aug. 21, 1984
4426697 Bus system with address and status conductors Jan. 17, 1984
4382248 Remote device for a multi-phase power distribution network communication system May. 3, 1983
4375637 Integrated alarm, security, building management, and communications system Mar. 1, 1983
4007458 Digital two-wire irrigation control system Feb. 8, 1977
3990046 Multiple terminal computer system with mixed terminal data reception rates Nov. 2, 1976

1 2 3


 
 
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