2318420

Information

• Patent Grant
• 2318420

• References
• Source

• Patent Number

  2,318,420

• Date Filed

  Not available

• Date Issued

  Tuesday, May 4, 1943
  81 years ago

• CPC

  • A45D7/065 - using wrappers with chemical heat reaction

• US Classifications

  • 132 - Toilet
  • 126 - Stoves and furnaces
  • 206 - Special receptacle or package