2633137

Information

• Patent Grant
• 2633137

• References
• Source

• Patent Number

  2,633,137

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1953
  71 years ago

• CPC

  • A24F9/04 - Cleaning devices for pipes

• US Classifications

  • 131 - Tobacco
  • 206 - Special receptacle or package
  • 431 - Combustion