3040386

Information

• Patent Grant
• 3040386

• References
• Source

• Patent Number

  3,040,386

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1962
  62 years ago

• CPC

  • G11B5/84 - Processes or apparatus specially adapted for manufacturing record carriers
  • B29D17/00 - Producing carriers of records containing fine grooves or impressions
  • G11B5/76 - Drum carriers
  • Y10S425/033 - Magnet
  • Y10T428/31 - Surface property or characteristic of web, sheet or block

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 252 - Compositions
  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 428 - Stock material or miscellaneous articles
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER