2528422

Information

• Patent Grant
• 2528422

• References
• Source

• Patent Number

  2,528,422

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1950
  74 years ago

• CPC

  • D06F33/02 - electrically
  • Y10T137/2856 - With leakage or entrained air removal
  • Y10T137/6866 - Railway car
  • Y10T137/7374 - Flexible diaphragm valve
  • Y10T137/87684 - Valve in each inlet

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 137 - Fluid handling
  • 251 - Valves and valve actuation