2118179

Information

• Patent Grant
• 2118179

• References
• Source

• Patent Number

  2,118,179

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1938
  86 years ago

• CPC

  • G11B5/642 - self supporting magnetic material

• US Classifications

  • 148 - Metal treatment
  • 029 - Metal working
  • 266 - Metallurgical apparatus
  • 360 - Dynamic magnetic information storage or retrieval
  • 373 - Industrial electric heating furnaces
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER