3901994

Information

• Patent Grant
• 3901994

• References
• Source

• Patent Number

  3,901,994

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1975
  49 years ago

• CPC

  • B05D1/62 - Plasma-deposition of organic layers
  • G11B9/067 - Dielectric layers; Processes for providing electrical conductivity to them
  • Y10T428/24537 - Parallel ribs and/or grooves
  • Y10T428/31699 - Ester, halide or nitrile of addition polymer

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 204 - Chemistry: electrical and wave energy
  • 369 - Dynamic information storage or retrieval
  • 427 - Coating processes
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER