1889900

Information

• Patent Grant
• 1889900

• References
• Source

• Patent Number

  1,889,900

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1932
  92 years ago

• CPC

  • F22B37/545 - Valves specially adapted therefor
  • Y10T137/8704 - First valve actuates second valve

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation