4. Dispensing
  5. With discharge assistant
  6. Insertable cartridge or removable container

Chih-Hua Hsu

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Caulking gun

Dispensing – With discharge assistant – Insertable cartridge or removable container
Patent

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Cordless electric ratchet wrench

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent

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Cordless electric ratchet wrench

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent

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Cordless ratchet wrench

Tools – Wrench – screwdriver – or driver therefor – Machine
Reexamination Certificate

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Cordless surface dresser

Abrading – Frame or mount – Portable abrader
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1840800

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