3048074

Information

• Patent Grant
• 3048074

• References
• Source

• Patent Number

  3,048,074

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1962
  62 years ago

• CPC

  • G10C3/168 - with a hanging jack

• US Classifications

  • 084 - Music
  • 235 - Registers