721248

Information

• Patent Grant
• 721248

• References
• Source

• Patent Number

  721,248

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1903
  121 years ago

• CPC

  • G10F1/20 - to be plucked

• US Classifications

  • 084 - Music
  • 192 - Clutches and power-stop control