1384276

Information

• Patent Grant
• 1384276

• References
• Source

• Patent Number

  1,384,276

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1921
  103 years ago

• CPC

  • F04C18/39 - with vanes hinged to the inner as well as to the outer member

• US Classifications

  • 418 - Rotary expansible chamber devices