521721

Information

• Patent Grant
• 521721

• References
• Source

• Patent Number

  521,721

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1894
  130 years ago

• CPC

  • B60R16/03 - for supply of electrical power to vehicle subsystems or for
  • B60Q1/064 - by fluid means
  • Y10T74/19679 - Spur

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 074 - Machine element or mechanism
  • 307 - Electrical transmission or interconnection systems
  • 310 - Electrical generator or motor structure
  • 322 - Electricity: single generator systems
  • 362 - Illumination