3873252

Information

• Patent Grant
• 3873252

• References
• Source

• Patent Number

  3,873,252

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  50 years ago

• CPC

  • F04C14/02 - specially adapted for several machines or pumps connected in series or in parallel
  • F01C1/18 - with similar tooth forms

• US Classifications

  • 418 - Rotary expansible chamber devices