3441947

Information

• Patent Grant
• 3441947

• References
• Source

• Patent Number

  3,441,947

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1969
  55 years ago

• CPC

  • H04N5/82 - using deformable thermoplastic recording medium
  • G03G5/022 - Layers for surface-deformation imaging
  • G03G5/071 - obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • G03G5/073 - comprising pending carbazol groups
  • G03G13/04 - Exposing
  • G03G16/00 - Electrographic processes using deformation of thermoplastic layers Apparatus therefor
  • G11B9/08 - using electrostatic charge injection Record carriers therefor
  • G11B11/18 - with reproducing by optical means
  • G11C13/048 - using other optical storage elements

• US Classifications

  • 347 - Incremental printing of symbolic information
  • 365 - Static information storage and retrieval
  • 386 - Motion video signal processing for recording or reproducing
  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER