3422538

Information

• Patent Grant
• 3422538

• References
• Source

• Patent Number

  3,422,538

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1969
  55 years ago

• CPC

  • B43L13/022 - automatic
  • F16H21/02 - the movements of two or more independently-moving members being combined into a single movement
  • F16H35/00 - Gearings or mechanisms with other special functional features
  • G06K15/22 - using plotters

• US Classifications

  • 033 - Geometrical instruments
  • 091 - Motors: expansible chamber type