1457187

Information

• Patent Grant
• 1457187

• References
• Source

• Patent Number

  1,457,187

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1923
  101 years ago

• CPC

  • G10F1/20 - to be plucked

• US Classifications

  • 084 - Music
  • 984 - Musical instruments