3871112

Information

• Patent Grant
• 3871112

• References
• Source

• Patent Number

  3,871,112

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1975
  49 years ago

• CPC

  • G11B3/60 - Turntables for record carriers
  • G03B31/06 - in which sound track is associated with successively-shown still pictures
  • G11B3/78 - Multiple-track arrangements

• US Classifications

  • 434 - Education and demonstration
  • 446 - Amusement devices: toys
  • D14 - Recording, communication, or information retrieval equipment