4. Travel goods and personal belongings
  5. Carrier or storage container
  6. Key holder, chain, or case

Tu-Tan Huang

Inventor

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Key ring

Travel goods and personal belongings – Carrier or storage container – Key holder – chain – or case
Patent

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Pen

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent

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Pen possible to sound

Coating implements with material supply – Projectable and retractable tool – Including retraction spring and projected-position retainer
Patent

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Profile ID: LFUS-PAI-P-894427

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