1279831

Information

• Patent Grant
• 1279831

• References
• Source

• Patent Number

  1,279,831

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1918
  106 years ago

• CPC

  • A63H3/28 - Arrangements of sound-producing means in dolls Means in dolls for producing sounds
  • Y10S200/20 - Sound and vibration operated

• US Classifications

  • 446 - Amusement devices: toys
  • 200 - Electricity: circuit makers and breakers
  • 340 - Communications: electrical
  • 361 - Electricity: electrical systems and devices
  • 367 - Communications, electrical: acoustic wave systems and devices