3647222

Information

• Patent Grant
• 3647222

• References
• Source

• Patent Number

  3,647,222

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  52 years ago

• CPC

  • G11B3/12 - Supporting in balanced, counterbalanced or loaded operative position during transducing
  • G11B3/26 - acting to increase pressure on record

• US Classifications

  • 369 - Dynamic information storage or retrieval