3282553

Information

• Patent Grant
• 3282553

• References
• Source

• Patent Number

  3,282,553

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1966
  58 years ago

• CPC

  • A62B13/00 - Special devices for ventilating gasproof shelters
  • F16K17/006 - specially adapted for shelters

• US Classifications

  • 251 - Valves and valve actuation
  • 092 - Expansible chamber devices
  • 454 - Ventilation