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Application filed by Josef RubasfiledCriticalJosef Rubas
Priority to CS166976ApriorityCriticalpatent/CS186990B1/en
Publication of CS186990B1publicationCriticalpatent/CS186990B1/en
Method of effecting electric seam welding of metallic plate semiiautomatically or fulllautomatically and resistance welder for use in carrying out the method