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
Film, polarizing plate and display device, and method of manufacturing film
High voltage circuit for electrical stimulation
Desk
Magnetic circuit and speaker using same
Depth estimation apparatus and method
Probiotic enriched and low organic acid food products
Front face of a vehicle wheel
  Randomly Featured Patents
Process for flash spinning fiber-forming polymers
Protein kinases
Compound tiltable mount for flat panel displays
Transparency presentation device
Illumination sources and customizable spectral profiles
Handbag
Compressor having speed and intake regulation valve control
Process for activating substrates for electroless metallization
Current regulator apparatus and methods
Upper layer film forming composition and method of forming photoresist pattern