2707729

Information

• Patent Grant
• 2707729

• References
• Source

• Patent Number

  2,707,729

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1955
  70 years ago

• CPC

  • G11B15/28 - through rollers driving by frictional contact with the record carrier
  • G11B25/08 - using filamentary record carriers

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 242 - Winding, tensioning, or guiding