1717414

Information

• Patent Grant
• 1717414

• References
• Source

• Patent Number

  1,717,414

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1929
  96 years ago

• CPC

  • H01H89/02 - Combination of a key operated switch with a manually operated switch

• US Classifications

  • 315 - Electric lamp and discharge devices: systems