1811151

Information

• Patent Grant
• 1811151

• References
• Source

• Patent Number

  1,811,151

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1931
  93 years ago

• CPC

  • D21C7/16 - Safety devices
  • Y10T137/7758 - Pilot or servo controlled

• US Classifications

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