2809441

Information

• Patent Grant
• 2809441

• References
• Source

• Patent Number

  2,809,441

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1957
  67 years ago

• CPC

  • A24F9/12 - Devices for cleaning tobacco pipes by steam, air, or water
  • F26B9/003 - Small self-contained devices

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 131 - Tobacco
  • 219 - Electric heating
  • 392 - Electric resistance heating devices