680444

Information

• Patent Grant
• 680444

• References
• Source

• Patent Number

  680,444

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1901
  123 years ago

• CPC

  • B60R21/015 - including means for detecting the presence or position of passengers, passenger seats or child seats , and the related safety parameters therefor
  • B60K28/04 - responsive to presence or absence of the driver
  • B60R21/01524 - using electric switches

• US Classifications

  • 180 - Motor vehicles
  • 105 - Railway rolling stock
  • 200 - Electricity: circuit makers and breakers