4. Closure fasteners
  5. Bolts
  6. Sliding

Karl-Heinz Dreifert

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Device for locking and unlocking sashes in door- or window frame

Closure fasteners – Operators with knobs or handles
Patent

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Mechanism for releasably locking sashes in door-or window frames

Closure fasteners – Bolts – Sliding
Patent

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Window with pivotable sash and mechanism for locking the sash in

Movable or removable closures – Operator interrelated with closure latch release
Patent

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Profile ID: LFUS-PAI-P-382576

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