2542903

Information

• Patent Grant
• 2542903

• References
• Source

• Patent Number

  2,542,903

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1951
  73 years ago

• CPC

  • H01T13/12 - Means on sparking plugs for facilitating engagement by tool or by hand

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 122 - Liquid heaters and vaporizers
  • 313 - Electric lamp and discharge devices
  • 445 - Electric lamp or space discharge component or device manufacturing