2505422

Information

• Patent Grant
• 2505422

• References
• Source

• Patent Number

  2,505,422

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1950
  74 years ago

• CPC

  • B24C3/34 - for cleaning sparking plugs

• US Classifications

  • 451 - Abrading
  • 324 - Electricity: measuring and testing