4. Heat exchange
  5. With impeller or conveyor moving exchange material
  6. Mechanical gas pump

Gretsch-Unitas GmbH

Corporate Assignee

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Corporate Assignee

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Combined window and window frame

Building units and construction elements – Prefabricated unit – Closure
Patent

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Control mechanism for a window or door

Machine element or mechanism – Control lever and linkage systems – Multiple controlled elements
Patent

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Lock, in particular mortise lock for an exterior door

Locks – Special application – For closures
Reexamination Certificate

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Panel closure assembly for window, door or the like

Movable or removable closures – Mounted for optional movements – Pivot mounted on sliding member; e.g. – slide-stile
Patent

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Ventilation register

Patent

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Profile ID: LFUS-PAI-P-124133

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