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Application filed by Diamond Nat Of Canada LtdfiledCriticalDiamond Nat Of Canada Ltd
Priority to FI139261ApriorityCriticalpatent/FI34199A/en
Publication of FI34199ApublicationCriticalpatent/FI34199A/en
FI139261A1961-08-031961-08-03
Arrangement in a device with several sieve molds for the production of objects comprising several layers of wood pulp
FI34199A
(en)