503611

Information

• Patent Grant
• 503611

• References
• Source

• Patent Number

  503,611

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1893
  131 years ago

• CPC

  • F04C2/39 - with vanes hinged to the inner as well as to the outer member

• US Classifications

  • 418 - Rotary expansible chamber devices