2488313

Information

• Patent Grant
• 2488313

• References
• Source

• Patent Number

  2,488,313

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1949
  75 years ago

• CPC

  • B61L29/243 - Transmission mechanism or acoustical signals for gates

• US Classifications

  • 049 - Movable or removable closures
  • 188 - Brakes
  • 192 - Clutches and power-stop control
  • 246 - Railway switches and signals