3762304

Information

• Patent Grant
• 3762304

• References
• Source

• Patent Number

  3,762,304

• Date Filed

  Not available

• Date Issued

  Tuesday, October 2, 1973
  51 years ago

• CPC

  • A62B13/00 - Special devices for ventilating gasproof shelters
  • F16K17/006 - specially adapted for shelters
  • Y10S454/906 - Noise inhibiting means
  • Y10T137/7785 - Valve closes in response to excessive flow
  • Y10T137/7869 - Biased open

• US Classifications

  • 454 - Ventilation
  • 137 - Fluid handling