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DE3712480A1
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DEVICE FOR PRODUCING AN ARTIFICIAL STONE
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CH655535A5
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Device of components.
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DE3033256A1
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Concrete blocks for filling openings in temporary nuclear shelter - are trapezoid, in three or four stacks with wedged sloping sides
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DE2922183A1
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Watering insert for trees - has top square flange which fits into cut=out in concrete plate in tree area in city
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DE2551599A1
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Interlocking base panel for compost heap - is made of concrete and has internal channel with slanting ducts to surface
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DE2537720A1
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Sludge settling tanks used used in concrete block mfr. - where sludge is recycled to mixer for new concrete
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DE2450335A1
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Road-railway level crossing - has far ends of outer slabs resting on elastically resilient underlay
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DE2440177A1
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Polygonal multi-elements concrete paving stone - with three sides of dodecagon on each outer side
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DE2414202A1
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Concrete brick for banks, shores, etc. - has interlocking continuous connection elements
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DE2317216A1
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TREE PROTECTION MADE OF CONCRETE
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DE2111652A1
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Composite stone, preferably for fastening embankments
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DE1917968A1
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Artificial stone, preferably made of concrete
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DE1801959B1
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Composite stone for a walkable floor covering or the like.
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AT367482B
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Railway railway transition with concrete internal panels
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