666618

Information

• Patent Grant
• 666618

• References
• Source

• Patent Number

  666,618

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1901
  124 years ago

• CPC

  • F24C3/103 - of electric ignition devices
  • F23Q3/01 - Hand-held lighters

• US Classifications

  • 361 - Electricity: electrical systems and devices