588067

Information

• Patent Grant
• 588067

• References
• Source

• Patent Number

  588,067

• Date Filed

  Not available

• Date Issued

  Tuesday, August 10, 1897
  127 years ago

• CPC

  • G10H1/0535 - by switches incorporating a mechanical vibrator, the envelope of the mechanical vibration being used as modulating signal
  • G10B1/08 - of harmoniums

• US Classifications

  • 084 - Music