3891922

Information

• Patent Grant
• 3891922

• References
• Source

• Patent Number

  3,891,922

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1975
  49 years ago

• CPC

  • H02K26/00 - Machines adapted to function as torque motors
  • A61B5/0432 - Recording apparatus specially adapted therefor
  • G01R5/14 - Moving-iron instruments
  • G01R13/04 - for producing permanent records

• US Classifications

  • 324 - Electricity: measuring and testing