DK23273C -
Method and device for the manufacture of reinforced concrete posts, chimneys and the like, which can be assembled in different lengths.
- Google Patents
Method and device for the manufacture of reinforced concrete posts, chimneys and the like, which can be assembled in different lengths.
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DK23273D1915-11-26
Method and device for the manufacture of reinforced concrete posts, chimneys and the like, which can be assembled in different lengths.
DK23273C
(en)