3704340

Information

• Patent Grant
• 3704340

• References
• Source

• Patent Number

  3,704,340

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1972
  52 years ago

• CPC

  • G10D15/00 - Combinations of different musical instruments

• US Classifications

  • 084 - Music
  • 984 - Musical instruments