3807808

Information

• Patent Grant
• 3807808

• References
• Source

• Patent Number

  3,807,808

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1974
  50 years ago

• CPC

  • B60T17/20 - Safety devices operable by passengers other than the driver
  • B60T17/228 - for railway vehicles

• US Classifications

  • 303 - Fluid-pressure and analogous brake systems
  • 246 - Railway switches and signals