4. Tools
  5. Receptacle closure remover
  6. With additional receptacle-engaging means

Chun Ming Cheung

Inventor

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Corkscrew

Tools – Receptacle closure remover – With additional receptacle-engaging means
Reexamination Certificate

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Corkscrew

Tools – Tool jaw – With means to hold jaws against only retrograde movement
Reexamination Certificate

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Corkscrew

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

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Profile ID: LFUS-PAI-P-2902516

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