3431617

Information

• Patent Grant
• 3431617

• References
• Source

• Patent Number

  3,431,617

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1969
  55 years ago

• CPC

  • F16C13/00 - Rolls, drums, discs, or the like Bearings or mountings therefor
  • G11B17/32 - Maintaining desired spacing between record carrier and head
  • G11B25/02 - using cylindrical record carriers

• US Classifications

  • 492 - Roll or roller
  • 346 - Recorders
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER