2800274

Information

• Patent Grant
• 2800274

• References
• Source

• Patent Number

  2,800,274

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1957
  67 years ago

• CPC

  • F04C18/328 - and hinged to the outer member

• US Classifications

  • 418 - Rotary expansible chamber devices