1339411

Information

• Patent Grant
• 1339411

• References
• Source

• Patent Number

  1,339,411

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1920
  104 years ago

• CPC

  • F02N7/02 - the apparatus being of single-stroke piston type
  • Y10T74/155 - Spring or weight return

• US Classifications

  • 074 - Machine element or mechanism
  • 123 - Internal-combustion engines