3757024

Information

• Patent Grant
• 3757024

• References
• Source

• Patent Number

  3,757,024

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1973
  51 years ago

• CPC

  • G10B3/10 - Actions
  • G10H1/32 - Constructional details

• US Classifications

  • 084 - Music
  • 984 - Musical instruments