2415979

Information

• Patent Grant
• 2415979

• References
• Source

• Patent Number

  2,415,979

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1947
  77 years ago

• CPC

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

• US Classifications

  • 315 - Electric lamp and discharge devices: systems