3383779

Information

• Patent Grant
• 3383779

• References
• Source

• Patent Number

  3,383,779

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1968
  56 years ago

• CPC

  • A45D20/22 - Helmets with hot air supply or ventilating means
  • A45D20/32 - Supporting or fastening of the helmets

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 392 - Electric resistance heating devices
  • D28 - Cosmetic products and toilet articles