746661

Information

• Patent Grant
• 746661

• References
• Source

• Patent Number

  746,661

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1903
  121 years ago

• CPC

  • B61L19/02 - Interlocking devices having mechanical or fluid-pressure operation

• US Classifications

  • 246 - Railway switches and signals