1386892

Information

• Patent Grant
• 1386892

• References
• Source

• Patent Number

  1,386,892

• Date Filed

  Not available

• Date Issued

  Tuesday, August 9, 1921
  103 years ago

• CPC

  • G11B3/46 - Constructions or forms Disposition or mounting
  • G11B3/121 - By using mechanical means not provided for in G11B3/14, G11B3/20

• US Classifications

  • 369 - Dynamic information storage or retrieval