3457482

Information

• Patent Grant
• 3457482

• References
• Source

• Patent Number

  3,457,482

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1969
  55 years ago

• CPC

  • G01R17/00 - Measuring arrangements involving comparison with a reference value
  • B43L5/005 - with magnetic action
  • B43L13/022 - automatic
  • B43L13/024 - Drawing heads therefor
  • G01D5/12 - using electric or magnetic means
  • G06K15/22 - using plotters
  • H02K41/03 - Synchronous motors Motors moving step by step Reluctance motors
  • H02K2201/18 - Machines moving with multiple degrees of freedom

• US Classifications

  • 318 - Electricity: motive power systems
  • 310 - Electrical generator or motor structure