1777819

Information

• Patent Grant
• 1777819

• References
• Source

• Patent Number

  1,777,819

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1930
  94 years ago

• CPC

  • F16K31/124 - servo actuated
  • Y10T137/6858 - Locomotive

• US Classifications

  • 251 - Valves and valve actuation
  • 091 - Motors: expansible chamber type
  • 137 - Fluid handling