|
ZW8993A1
|
|
"A building method and apparatus"
|
|
ZA8808294B
|
|
Building element
|
|
ZW14588A1
|
|
Building element or block manufactured from concrete or sand cement
|
|
ZA8600871B
|
|
Reinforced concrete products
|
|
ZA8409388B
|
|
Extended balk production
|
|
ZW13884A1
|
|
Method of building simple buildings,such as houses,schoolrooms etc.,which requires less skilled labour than orthodox construction techniques
|
|
ZW4183A1
|
|
Flushing device
|
|
ZW18583A1
|
|
A method of construction
|
|
ZA8306194B
|
|
Method of construction
|
|
ZA8303017B
|
|
Panel and assembly for a ceiling and roof
|
|
ZW9583A1
|
|
Panel and assembly for a ceiling and roof
|
|
GB2106951A
|
|
Joining building panels
|
