3772823

Information

• Patent Grant
• 3772823

• References
• Source

• Patent Number

  3,772,823

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1973
  51 years ago

• CPC

  • G10D17/00 - Musical instruments not provided for in any of the preceding groups

• US Classifications

  • 446 - Amusement devices: toys