3149407

Information

• Patent Grant
• 3149407

• References
• Source

• Patent Number

  3,149,407

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1964
  60 years ago

• CPC

  • G11B5/376 - in semi-conductors
  • Y10T29/49048 - Machining magnetic material [e.g., grinding, etching, polishing]
  • Y10T29/49055 - with bond/laminating preformed parts, at least two magnetic
  • Y10T29/49069 - Data storage inductor or core
  • Y10T29/49787 - Obtaining plural composite product pieces from preassembled workpieces
  • Y10T29/49861 - Sizing mating parts during final positional association

• US Classifications

  • 438 - Semiconductor device manufacturing: process
  • 029 - Metal working
  • 065 - Glass manufacturing
  • 257 - Active solid-state devices
  • 338 - Electrical resistors
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER