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Application filed by Sodev, Todorov, Minkova, Sodeva, Velkov, Grozdanov, GanchevafiledCriticalSodev
Priority to BG8255376ApriorityCriticalpatent/BG34106A1/en
Publication of BG34106A1publicationCriticalpatent/BG34106A1/en
BG8255376A1982-02-151982-02-15Elastomeric composition used especially for the production of the elastic layer and the stretch-layer in the key-belts
BG34106A1
(en)