1747278

Information

• Patent Grant
• 1747278

• References
• Source

• Patent Number

  1,747,278

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1930
  94 years ago

• CPC

  • B61L5/125 - Fixed signals, beacons, or the like

• US Classifications

  • 116 - Signals and indicators
  • D11 - Jewelry, symbolic insignia, and ornaments