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Browse by Category: Main > Communications
Class Information
Number: 178/118
Name: Telegraphy > Receivers
Description: Miscellaneous devices for converting received telegraph signals into a perceptible form.


Sub-classes under this class:

Class Number Class Name Patents
178/89 Code recorders 1
178/119 Optical member 1
178/98 Sounders 0
178/120 With electron tube or solid-state device 1


Patents under this class:

Patent Number Title Of Patent Date Issued
4363933 Automatic navigation station identifier and monitor Dec. 14, 1982
4197501 System for reception of frequency modulated digital communication signals Apr. 8, 1980



 
 
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