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Application filed by Bohuslav Roubicek, Oldrich Hazuka, Oldrich Marek, Josef PolanskyfiledCriticalBohuslav Roubicek
Priority to CS662670ApriorityCriticalpatent/CS192651B1/cs
Publication of CS192651B1publicationCriticalpatent/CS192651B1/cs
CS662670A1970-09-301970-09-30Method of preparing solid coloured concetrates for dyeing of polyvinyl chloride for insulating electrical conductors
CS192651B1
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