882143

Information

• Patent Grant
• 882143

• References
• Source

• Patent Number

  882,143

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1908
  117 years ago

• CPC

  • B61L21/04 - Electrical locking and release of the route Electrical repeat locks
  • G01S7/003 - Transmission of data between radar, sonar or lidar systems and remote stations

• US Classifications

  • 246 - Railway switches and signals