402749

Information

• Patent Grant
• 402749

• References
• Source

• Patent Number

  402,749

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1889
  135 years ago

• CPC

  • F02P21/02 - the flames being kept burning essentially external to engine working chambers
  • Y10T137/87917 - Flow path with serial valves and/or closures

• US Classifications

  • 123 - Internal-combustion engines
  • 137 - Fluid handling