3493692

Information

• Patent Grant
• 3493692

• References
• Source

• Patent Number

  3,493,692

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1970
  55 years ago

• CPC

  • G09B5/04 - with audible presentation of the material to be studied
  • G05B19/425 - Teaching successive positions by numerical control
  • G05B2219/36495 - Recording position and other parameters, current, tool diameter, voltage

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 360 - Dynamic magnetic information storage or retrieval