4. Closure fasteners
  5. Latch-spindle catches

Cheng-Wen Lai

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Inner handle assembly of cylinder lock

Closure fasteners – Latch-spindle catches
Patent

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Lock set with improved spindle construction

Closure fasteners – Latch spindles
Patent

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Lock set with improved spindle construction

Closure fasteners – Latch spindles
Patent

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Reinforcing apparatus for a lever handle of a door lock

Locks – Special application – For control and machine elements
Patent

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Profile ID: LFUS-PAI-P-121567

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