587137

Information

• Patent Grant
• 587137

• References
• Source

• Patent Number

  587,137

• Date Filed

  Not available

• Date Issued

  Tuesday, July 27, 1897
  127 years ago

• CPC

  • G10K1/32 - Sounding members Clappers or other strikers

• US Classifications

  • 116 - Signals and indicators