Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 178/64
Name: Telegraphy > Systems > Coil transformer
Description: Systems for transmitting messages by induced currents having an induction-coil or transformer, usually with its primary in a local circuit, with the transmitter and its secondary in the main line; also includes systems utilizing induction-coils or transformers between sections of the main line.










Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Systems and methods for simultaneously configuring multiple independent backups
Assembly for providing an aligned stack of two or more modules and a lithography system or a microscopy system comprising such an assembly
Electronic device package and fabrication method thereof
Non-volatile memory array and device using erase markers
Light emitting device and electronic device
Dual use photovoltaic system
Guitar strap attachment means
  Randomly Featured Patents
Oxygen sensor assembly
Car radio theft alarm system
Method for optimized layer 2 roaming and policy enforcement in a wireless environment
Insulating wire separator apparatus for piping systems
Radio frequency circuit with integrated elements and method of manufacture
Nozzle bolting arrangement for a turbine
Cellular thermosetting fluorodiepoxide polymers
Method for coating a cured polyalkylene rubber substrate
Compact diplexer connection circuit
Shared memory controller having an address error detector