Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 340/790
Name: Communications: electrical >
Description:


Sub-classes under this class:

Class Number Class Name Patents
340/ Vehicle position indication (340/988) 0
340/ Land vehicle alarm or indicator (340/425.5) 0
340/ Condition responsive indicating system (340/500) 0
340/ Condition responsive indicating system (340/500) 0
340/ Condition responsive indicating system (340/500) 0
340/ Condition responsive indicating system (340/500) 0
340/ Condition responsive indicating system (340/500) 0
340/ Condition responsive indicating system (340/500) 0
340/ Condition responsive indicating system (340/500) 0
340/ Selective (340/825) 0
340/ Selective (340/825) 0
340/ Systems (340/286.01) 0
340/146.2 Digital comparator systems 410
340/286.01 Systems 119
340/310.11 Remote control over power line 503
340/384.1 Audible indication 235
340/407.1 Tactual indication 364
340/425.1 Repeater in unspecified type communications line or channel (e.g., relay station) 36
340/425.5 Land vehicle alarms or indicators 981
340/500 Condition responsive indicating system 331
340/815.4 Visual indication 430
340/825 Selective 204
340/850 Underwater 86
340/853.1 Wellbore telemetering or control (e.g., subsurface tool guidance, data transfer, etc.) 149
340/870.01 Continuously variable indicating (e.g., telemetering) 217
340/901 External condition vehicle-mounted indicator or alarm 460
340/906 Override of traffic control indicator by command transmitter 123
340/907 Traffic control indicator 365
340/932.2 Vehicle parking indicators 399
340/933 Vehicle detectors 660
340/944 Pedestrian guidance 85
340/945 Aircraft alarm or indicating systems 558
340/984 Watercraft alarm or indicating systems 164
340/988 Vehicle position indication 1,291
340/999 Miscellaneous 38


Patents under this class:

Patent Number Title Of Patent Date Issued



 
 
  Recently Added Patents
Instruction processing circuit including freezing circuits for freezing or passing instruction signals to sub-decoding circuits
Multi-function integrated polarizer/optical film structure having first and second polarizer films coated on opposite sides of a first substrate and one-half a third polarizer film coated on o
Liquid cooling system and an electronic apparatus having the same therein
Automatic clock synchronization and distribution circuit for counter clock flow pipelined systems
Air conditioner
Intravascular device and carrier tube with interference fit member
Via configurable architecture for customization of analog circuitry in a semiconductor device
  Randomly Featured Patents
Internal combustion engine
Method for using fuse identification codes for masking bad bits on memory modules
Monitor television receiver
Calciner for fine limestone
Tape printer having platen moving mechanism and mechanism for interlocking platen and tape feed roller with movement of cover
Electrophotographic recording materials containing special charge carrier-transporting compounds
Lateral bipolar transistor operating with independent base and gate biasing
Cleaning apparatus having fluid mixing nozzle for manufacturing flat-panel display
Nonvolatile content addressable memory
Data stream frequency reduction and/or phase shift