4. Cutlery
  5. Static pencil sharpener
  6. With debris receiver

Heng-Chun Ku

Inventor

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Entertainment device

Amusement devices: games – Puzzles – Jumping movement
Patent

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Spring-driven pencil sharpener

Cutlery – Static pencil sharpener – With debris receiver
Patent

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Universal adjusting mechanism for tripods

Supports – Stand – Plural leg
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1440405

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