3747460

Information

• Patent Grant
• 3747460

• References
• Source

• Patent Number

  3,747,460

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  51 years ago

• CPC

  • G10D7/066 - Clarinets

• US Classifications

  • 084 - Music
  • 984 - Musical instruments