4. Mechanical guns and projectors
  5. Spring
  6. Guided projectile

Kwok W. Tsui

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Automatic toy gun for ping pong balls

Mechanical guns and projectors – Spring – Guided projectile
Patent

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Pull-type toy

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Spelling machine

Education and demonstration – Language – Spelling – phonics – word recognition – or sentence formation
Patent

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Target-type shooting toy

Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target
Patent

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Toy cash register

Registers – Miscellaneous – Numeral wheels
Patent

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Profile ID: LFUS-PAI-P-6247

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