3776557

Information

• Patent Grant
• 3776557

• References
• Source

• Patent Number

  3,776,557

• Date Filed

  Not available

• Date Issued

  Tuesday, December 4, 1973
  51 years ago

• CPC

  • G11B3/14 - by using effects of gravity or inertia

• US Classifications

  • 369 - Dynamic information storage or retrieval