3689208

Information

• Patent Grant
• 3689208

• References
• Source

• Patent Number

  3,689,208

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1972
  53 years ago

• CPC

  • F01C1/44 - with vanes hinged to the inner member
  • F02M59/12 - having other positive-displacement pumping elements

• US Classifications

  • 418 - Rotary expansible chamber devices