3470777

Information

• Patent Grant
• 3470777

• References
• Source

• Patent Number

  3,470,777

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1969
  55 years ago

• CPC

  • G11B27/34 - Indicating arrangements
  • G11B23/42 - Marks for indexing, speed-controlling, synchronising, or timing
  • Y10S83/902 - Attachments for other types of machine
  • Y10S83/948 - having "memory"
  • Y10T83/323 - With means to stretch work temporarily
  • Y10T83/647 - With means to convey work relative to tool station
  • Y10T83/8765 - Magnet- or solenoid-actuated tool

• US Classifications

  • 083 - Cutting
  • 360 - Dynamic magnetic information storage or retrieval
  • 369 - Dynamic information storage or retrieval
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER