3111946

Information

• Patent Grant
• 3111946

• References
• Source

• Patent Number

  3,111,946

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1963
  61 years ago

• CPC

  • B63C11/2236 - Functionally interdependent first/second-stage regulators
  • A62B7/10 - with filter elements
  • Y10S137/908 - Respirator control
  • Y10T137/7795 - Multi-stage
  • Y10T137/8326 - Fluid pressure responsive indicator, recorder or alarm

• US Classifications

  • 128 - Surgery
  • 137 - Fluid handling