1378621

Information

• Patent Grant
• 1378621

• References
• Source

• Patent Number

  1,378,621

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1921
  103 years ago

• CPC

  • F03D15/15 - Changing or adjusting stroke
  • Y02E10/722 - Components or gearbox
  • Y10T74/2179 - Adjustable
  • Y10T74/218 - Automatically

• US Classifications

  • 074 - Machine element or mechanism