3453549

Information

• Patent Grant
• 3453549

• References
• Source

• Patent Number

  3,453,549

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1969
  55 years ago

• CPC

  • G05B19/238 - the positional error is only used to control speed in steps according to distance left, or to give a stop signal when error reaches zero
  • G05B2219/34184 - Straight cut

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 318 - Electricity: motive power systems
  • 700 - Data processing: generic control systems or specific applications