2191443

Information

• Patent Grant
• 2191443

• References
• Source

• Patent Number

  2,191,443

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1940
  84 years ago

• CPC

  • G10C1/00 - General design
  • G10C1/04 - of grand pianofortes

• US Classifications

  • 084 - Music