1380017

Information

• Patent Grant
• 1380017

• References
• Source

• Patent Number

  1,380,017

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 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