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
Antisense modulation of C-reactive protein expression
Horizontal aggregations in a relational database management system
Shoe
Acoustic reconfiguration devices and methods
Pre and post-paid real time billing convergence system
Organic metal complex and its use in organic electroluminescent device
Image processing apparatus and image processing method
  Randomly Featured Patents
Process for producing .beta.-sialon fluorescent material
Telephone base
Method for combined baking-out and sealing of an electrophotographically processed screen assembly for a cathode-ray tube
Image input and output apparatus selecting processing according to colored pattern
Remotely programmable food product holding system
Methods and apparatus for longest common prefix based caching
Non-orthogonal particle detection systems and methods
Tubular roller sleeve
Tailgate latch mechanism
System and method for testing the compaction of soil