DK58397C -
Procedure for the production of lightweight, porous moldings, such as building blocks or slabs, of cellulosic waste materials and mortar.
- Google Patents
Procedure for the production of lightweight, porous moldings, such as building blocks or slabs, of cellulosic waste materials and mortar.
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Application filed by Richard Handl, Wilhelm Fritz WagnerfiledCriticalRichard Handl
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DK58397D1937-09-251938-09-22
Procedure for the production of lightweight, porous moldings, such as building blocks or slabs, of cellulosic waste materials and mortar.
DK58397C
(en)