3810840

Information

• Patent Grant
• 3810840

• References
• Source

• Patent Number

  3,810,840

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1974
  50 years ago

• CPC

  • G11B5/842 - Coating a support with a liquid magnetic dispersion
  • G11B5/7025 - containing cellulosic derivates
  • G11B5/7028 - Additives

• US Classifications

  • 252 - Compositions
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER