Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 340/791
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
Portions of a support base of a stand for an electronic game machine
Process for preparing sucrose-6-ester
Augmented passive tracking of moving emitter
Safety system for railroad personnel
Support of a multichannel audio extension
Recognizing event patterns from event streams
Automatic system clock detection system
  Randomly Featured Patents
External connection device for a storage device
Interconnect mechanism for connecting a laser driver to a laser
Textile treating dispersion concentrate
Surface recrystallization of lead-alloy grid
Golf club carrier
Electrochemical determination of orthophosphoric monoester phosphohydrolase activity (EC 3.1.3.1 and EC 3.1.3.2: alkaline and acid phosphatases)
Solar heater with bondless honeycomb heat trap
Substrate support apparatus and method for fabricating same
Method for simulating heart failure
Spring compression seal