689348

Information

• Patent Grant
• 689348

• References
• Source

• Patent Number

  689,348

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1901
  122 years ago

• CPC

  • G10K1/32 - Sounding members Clappers or other strikers

• US Classifications

  • 116 - Signals and indicators