2990839

Information

• Patent Grant
• 2990839

• References
• Source

• Patent Number

  2,990,839

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1961
  63 years ago

• CPC

  • F15B9/07 - with electrical control means
  • F15B13/0436 - the pilot valves being of the steerable jet type
  • Y10T137/2278 - Pressure modulating relays or followers
  • Y10T137/2322 - Jet control type

• US Classifications

  • 137 - Fluid handling
  • 361 - Electricity: electrical systems and devices