4. Locks
  5. Operating mechanism
  6. Combination

Chien-Yung Huang

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Dial for a combination lock

Locks – Operating mechanism – Combination
Reexamination Certificate

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Error-proofing combination padlock

Locks – Portable – Padlocks
Reexamination Certificate

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Locating device for numeral wheel of numeral lock

Locks – Operating mechanism – Combination
Patent

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Retightenable and resettable strap lock

Locks – Portable – Fetters
Reexamination Certificate

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Safety press-type zipper lock

Locks – Special application – For portable articles
Patent

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Profile ID: LFUS-PAI-P-1211712

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