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Match Document Document Title
EP0102746A1 Improvements in drainage blocks.  
A concrete drainage component has a lightweight block (10) with a channel (12) accessible through a continuous slot (14) whereby the block (10) can be end pressed. A plurality of tops (30) seat...
EP0025808A1 Gutter for draining off water or the like from a hardened path.  
The gutter elements (3) of a gutter (1) situated along a hardened path (2) are constructed in a simple, but at the same time solid manner, as they are made from non-reinforced concrete, and have a...
Matches 1 - 2 out of 2