4. Amusement devices: toys
  5. Aerodynamically supported or retarded
  6. Spinning disc

John Youngfu Chen

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Humdinger, string spinning toy

Amusement devices: toys – Rotating or having visible rotating portion – Having attached cord for imparting rotation
Patent

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Tear resistant elastic crystal gels suitable for inflatable...

Stock material or miscellaneous articles – Hollow or container type article – Nonself-supporting tubular film or bag
Reexamination Certificate

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Ultra-soft, ultra-elastic gel airfoils

Amusement devices: toys – Aerodynamically supported or retarded – Spinning disc
Patent

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Ultra-soft, ultra-elastic gel airfoils

Amusement devices: toys – Aerodynamically supported or retarded – Spinning disc
Patent

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Profile ID: LFUS-PAI-P-302482

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