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DE19646383A1
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Door for living chambers, especially blocks of flats
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EP0446557A2
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Floor outlet for a room ventilating system
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EP0409779A2
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Device for controlled ventilation of rooms
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EP0242582A1
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Outlet with a vortex flow
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EP0239854A1
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Air outlet
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CH670300A5
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Closing equipment for wall opening - has housing for hinging cap detachable from frame built into wall
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CH669031A5
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Air outlet for room ventilation
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EP0164738A2
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Air distributor
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CH666953A5
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Grilled air exhaust device.
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CH664211A5
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Air distributor for room ventilation.
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CH663659A5
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Air outlet grating for installation in a pipe
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ATA566281A
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Locking device for ventilation channels
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CH643912A5
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Fire protection valve.
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