3612777

Information

• Patent Grant
• 3612777

• References
• Source

• Patent Number

  3,612,777

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1971
  53 years ago

• CPC

  • G11B31/003 - with radio receiver
  • H03J7/30 - where the scanning is accomplished by mechanical means

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 334 - Tuners
  • 455 - Telecommunications
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER