Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Electronic device providing automatic permutations of a Vigenere Square










Image Number 8 for United States Patent #4675477.

This invention relates to cryptographic teletypewriter systems and more picularly to an electronic device for use in such systems which automatically provides permutations of a Vigenere Square.








 
 
  Recently Added Patents
Squib control circuit
Thermoforming sheet loading apparatus and method
Piperazinedione compounds
Tricyclic inhibitors of kinases
System and method for multi-threaded OFDM channel equalizer
Utility knife
O-space imaging: highly efficient parallel imaging using complementary nonlinear encoding gradient fields and receive coil geometries
  Randomly Featured Patents
Football place/field goal kicking device
Winged earplug
Deposition of amorphous silicon-containing films
Fire alarm spreading system and method
Thread winding mechanism for a sewing machine
Forwarding load data to younger instructions in annex
Mow/speed interlock system for riding mowers
Display furniture
Stable nonaqueous polyurethane microparticle dispersion
Semiconductor device having improved vertical insulated gate type transistor