337971

Information

• Patent Grant
• 337971

• References
• Source

• Patent Number

  337,971

• Date Filed

  Not available

• Date Issued

  Tuesday, March 16, 1886
  138 years ago

• CPC

  • B63B22/163 - comprising a bell or other audible signal

• US Classifications

  • 116 - Signals and indicators
  • 043 - Fishing, trapping, and vermin destroying