3731428

Information

• Patent Grant
• 3731428

• References
• Source

• Patent Number

  3,731,428

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1973
  51 years ago

• CPC

  • A63H17/12 - with cranes, winches or the like
  • A63H17/08 - carrying a mechanically-raised ladder
  • A63H18/14 - Drives arranged in the track
  • A63H21/04 - Mono-railways
  • A63H31/00 - Gearing for toys

• US Classifications

  • 446 - Amusement devices: toys