4. Closure fasteners
  5. Knob-attaching devices

Joseph Potschka

Inventor

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Disengaging spindle locking mechanism

Closure fasteners – Bolts – Sliding
Patent

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Knob attachment for door latch

Closure fasteners – Knob-attaching devices
Patent

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Plastic door lock

Closure fasteners – Bolts – Sliding
Patent

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Plastic latch bolt for door lock

Closure fasteners – Bolts – Sliding
Patent

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Profile ID: LFUS-PAI-P-715487

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