DK66711C -
Four-sided plate of refractory material, several of which can be assembled into plate-shaped construction elements that are resistant to high temperatures.
- Google Patents
Four-sided plate of refractory material, several of which can be assembled into plate-shaped construction elements that are resistant to high temperatures.
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DK23446A1945-05-241946-01-23
Four-sided plate of refractory material, several of which can be assembled into plate-shaped construction elements that are resistant to high temperatures.
DK66711C
(en)
Four-sided plate of refractory material, several of which can be assembled into plate-shaped construction elements that are resistant to high temperatures.