3123939

Information

• Patent Grant
• 3123939

• References
• Source

• Patent Number

  3,123,939

• Date Filed

  Not available

• Date Issued

  Tuesday, March 10, 1964
  60 years ago

• CPC

  • E04C1/392 - for ventilating, heating or cooling
  • D06F58/20 - General details of domestic laundry driers
  • F16L5/10 - by using sealing rings or sleeves only

• US Classifications

  • 052 - Static structures
  • 285 - Pipe joints or couplings
  • 454 - Ventilation