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B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
B28B7/00—Moulds; Cores; Mandrels
B28B7/24—Unitary mould structures with a plurality of moulding spaces, e.g. moulds divided into multiple moulding spaces by integratable partitions, mould part structures providing a number of moulding spaces in mutual co-operation
B28B7/241—Detachable assemblies of mould parts providing only in mutual co-operation a number of complete moulding spaces
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FR474184D1914-03-311914-06-27Presse à plaques battantes destinée notamment à la fabrication des pierres de tuf et autres articles analogues
ExpiredFR474184A
(fr)
Presse à table tournante et à pistons suspendus dans des moules, destinée à la fabrication de pierres artificielles creuses, plus particulièrement avec de la chaux et du sable