3480281

Information

• Patent Grant
• 3480281

• References
• Source

• Patent Number

  3,480,281

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1969
  55 years ago

• CPC

  • B29D17/002 - Producing phonograph records
  • B29C39/00 - Shaping by casting
  • B29K2883/00 - Use of polymers having silicon, with or without sulfur, nitrogen, oxygen, or carbon only, in the main chain, as mould material

• US Classifications

  • 369 - Dynamic information storage or retrieval