3675890

Information

• Patent Grant
• 3675890

• References
• Source

• Patent Number

  3,675,890

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1972
  52 years ago

• CPC

  • B23Q35/36 - for control of a hydraulic or pneumatic copying system

• US Classifications

  • 251 - Valves and valve actuation
  • 091 - Motors: expansible chamber type