Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 178/71.13
Name: Telegraphy > Repeaters > Automatic in either direction > Relay only
Description: Telegraph repeater using exclusively electromechanical operated contact.










Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Novelty snacks and method of manufacture of same
System, method and computer program product for efficient caching of hierarchical items
Composite conductive pads/plugs for surface-applied nerve-muscle electrical stimulation
Methods of establishing virtual circuits and of providing a virtual private network service through a shared network, and provider edge device for such network
Sock
Communication apparatus, communication method, and program for exchanging data with a target
Modification of an object replica
  Randomly Featured Patents
Game animal dragging system
Oxide superconductor and method of producing same
LCD with irregular reflection surface reflector and light scattering element
Square point blade
LysM receptor-like kinases to improve plant defense response against fungal pathogens
Method for protecting against deposition on a selected region of a substrate
Desk calculator
Racking mechanisms
Vapor receiving system for a dispensing nozzle
Receptors: their identification, characterization, preparation and use