1186133

Information

• Patent Grant
• 1186133

• References
• Source

• Patent Number

  1,186,133

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1916
  108 years ago

• CPC

  • G10K1/074 - with rotary clappers or shells

• US Classifications

  • 116 - Signals and indicators