4. Tent, canopy, umbrella, or cane
  5. Umbrella
  6. Runners and notches

Jung Jen Chang

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Collapsible umbrella structure with hand protection

Tent – canopy – umbrella – or cane – Umbrella – Runners and notches
Patent

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Collapsible umbrella with a reliable and smooth self-opening mec

Tent – canopy – umbrella – or cane – Umbrella – Rib and stretcher joints
Patent

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Profile ID: LFUS-PAI-P-686646

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