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PL286626A1
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Method for extracting organic siliceous mortar, especially for plasters
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PL286074A1
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Smokestack combustion gas discharge outlet with its cross-sectional area adjustable in steps
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PL280499A1
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Chimney with incrementally adjustable smoke discharge cross section
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PL271257A1
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Mast for collective tv and radio antennas adapted in particular for mounting on steep roofs
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PL271258A1
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Mast for collective tv and radio antennas adapted in particular for mounting on steep roofs
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PL257256A1
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Connection system of heating circuits at heat-generating plants using once-through water heating boilers
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PL256781A1
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Decompression chute in particular rubbish chute for dwelling houses
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PL255395A1
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Method of protecting against rain and snow falls joints between building units
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PL253780A1
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Vacuum inducing apparatus in particular for a vacuum draining system
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PL251921A1
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Induction device in particular for vacuum type sewage systems
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PL251526A1
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Heat insulating arrangement for flat roof precast units
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EP0185116A1
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A method of joining and sealing elements in building structures and a connector for coupling elements of building structures
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PL250750A1
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Buliding material
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PL246724A1
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Building walls of specially shaped aerated concrete bricks
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PL246511A1
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Wall joint sealing for walls made up of precast units
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PL244014A1
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Precast unit for erecting monolithic basement walls for dwelling houses located on strongly deformable grounds
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PL243867A1
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Insulating membrane used in horizontal joints between preacast reinfoced conctrete units of a panel wall
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PL242942A1
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Ceiling slabs for large-panel construction
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PL242491A1
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Water degasification station
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PL242321A1
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Method of linking of independently operating elements of building structures and connecting link therefor
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