2418733

Information

• Patent Grant
• 2418733

• References
• Source

• Patent Number

  2,418,733

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1947
  77 years ago

• CPC

  • G10C3/163 - the actions being mounted in a plane below the keyboard
  • Y10T403/32771 - Porous

• US Classifications

  • 084 - Music
  • 403 - Joints and connections