2431354

Information

• Patent Grant
• 2431354

• References
• Source

• Patent Number

  2,431,354

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1947
  77 years ago

• CPC

  • B24C3/34 - for cleaning sparking plugs

• US Classifications

  • 451 - Abrading
  • 029 - Metal working