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Application filed by Onderzoekings Inst ResfiledCriticalOnderzoekings Inst Res
Application grantedgrantedCritical
Publication of BE577104RpublicationCriticalpatent/BE577104R/en
BE577104A1958-04-241959-03-25
Valstwijninrichting en werkwijze vOor het kroezen van draden met deze inrichting, alsmede de aldus gekroesde draden
BE577104R
(en)