3449638

Information

• Patent Grant
• 3449638

• References
• Source

• Patent Number

  3,449,638

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1969
  55 years ago

• CPC

  • F23Q3/00 - Igniters using electrically-produced sparks
  • F23Q7/22 - Details
  • H01T13/18 - Means for heating

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 123 - Internal-combustion engines
  • 431 - Combustion