3512170

Information

• Patent Grant
• 3512170

• References
• Source

• Patent Number

  3,512,170

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1970
  55 years ago

• CPC

  • H04N5/7805 - Recording or playback not using inductive heads
  • G03G19/00 - Processes using magnetic patterns Apparatus therefor
  • G11B9/00 - Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00 Record carriers therefor
  • G11B13/045 - combined recording by magnetic and optic means
  • G11B2005/0002 - Special dispositions or recording techniques
  • G11B2005/0005 - Arrangements, methods or circuits

• US Classifications

  • 346 - Recorders
  • 250 - Radiant energy
  • 386 - Motion video signal processing for recording or reproducing
  • 430 - Radiation imagery chemistry: process, composition, or product thereof