2683856

Information

• Patent Grant
• 2683856

• References
• Source

• Patent Number

  2,683,856

• Date Filed

  Not available

• Date Issued

  Tuesday, July 13, 1954
  70 years ago

• CPC

  • H04R23/02 - Transducers using more than one principle simultaneously
  • G11B5/00 - Recording by magnetisation or demagnetisation of a record carrier Reproducing by magnetic means Record carriers therefor
  • G11B5/127 - Structure or manufacture of heads
  • G11B5/33 - Structure or manufacture of flux-sensitive heads
  • H03B5/30 - with frequency-determining element being electromechanical resonator
  • H03B5/40 - being a magnetostrictive resonator
  • H03H9/46 - Filters

• US Classifications

  • 322 - Electricity: single generator systems
  • 310 - Electrical generator or motor structure
  • 318 - Electricity: motive power systems
  • 330 - Amplifiers
  • 331 - Oscillators
  • 333 - Wave transmission lines and networks
  • 360 - Dynamic magnetic information storage or retrieval
  • 365 - Static information storage and retrieval
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER