3225526

Information

• Patent Grant
• 3225526

• References
• Source

• Patent Number

  3,225,526

• Date Filed

  Not available

• Date Issued

  Tuesday, December 28, 1965
  59 years ago

• CPC

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

• US Classifications

  • 055 - Gas separation
  • 210 - Liquid purification or separation