1698966

Information

• Patent Grant
• 1698966

• References
• Source

• Patent Number

  1,698,966

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1929
  95 years ago

• CPC

  • B61L29/26 - mechanically operated

• US Classifications

  • 246 - Railway switches and signals
  • 116 - Signals and indicators
  • 340 - Communications: electrical