2122905

Information

• Patent Grant
• 2122905

• References
• Source

• Patent Number

  2,122,905

• Date Filed

  Not available

• Date Issued

  Tuesday, July 5, 1938
  86 years ago

• CPC

  • G10F1/12 - Wind-actuated instruments
  • G10F1/02 - Pianofortes with keyboard

• US Classifications

  • 084 - Music