3858567

Information

• Patent Grant
• 3858567

• References
• Source

• Patent Number

  3,858,567

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  49 years ago

• CPC

  • A61F7/032 - using oxygen from the air
  • A01K87/085 - Heating devices or other means to protect against the cold

• US Classifications

  • 126 - Stoves and furnaces
  • 043 - Fishing, trapping, and vermin destroying