2559777

Information

• Patent Grant
• 2559777

• References
• Source

• Patent Number

  2,559,777

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1951
  74 years ago

• CPC

  • G10B1/08 - of harmoniums

• US Classifications

  • 084 - Music
  • 984 - Musical instruments