4. Closure fasteners
  5. Operators with knobs or handles

Tsun-Tsai Yeh

Inventor

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Electrically operable tubular lock

Closure fasteners – Operators with knobs or handles
Patent

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Horizontal motor-driven lock

Closure fasteners – Bolts – Sliding
Reexamination Certificate

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Remote controller

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Patent

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Profile ID: LFUS-PAI-P-572538

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