3755669

Information

• Patent Grant
• 3755669

• References
• Source

• Patent Number

  3,755,669

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1973
  51 years ago

• CPC

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

• US Classifications

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