3109381

Information

• Patent Grant
• 3109381

• References
• Source

• Patent Number

  3,109,381

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1963
  61 years ago

• CPC

  • F01C20/185 - by varying the useful pumping length of the cooperating members in the axial direction

• US Classifications

  • 418 - Rotary expansible chamber devices