502043

Information

• Patent Grant
• 502043

• References
• Source

• Patent Number

  502,043

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1893
  131 years ago

• CPC

  • F04D3/02 - of screw type
  • F04C18/045 - having a C-shaped piston

• US Classifications

  • 417 - Pumps
  • 418 - Rotary expansible chamber devices