|
ATA299386A
|
|
Porous concrete
|
|
ATA1684A
|
|
Self-supporting ceiling panel
|
|
ATA35083A
|
|
Cement-bonded concrete brick
|
|
ATA360782A
|
|
Heating system
|
|
ATA298681A
|
|
Use of a mortar- or concrete-like composition
|
|
DE2653842A1
|
|
Metalliferous powder agglomeration - by mixing with specified amounts of cement and moisture and drying the moulded bricks
|
|
DE2445785A1
|
|
Edge ribbed concrete wall building slab - with angled metal rib pieces offset at interval from ed towards centre
|
|
CH587988A5
|
|
Edge ribbed concrete wall building slab - with angled metal rib pieces offset at interval from ed towards centre
|
