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Application filed by 東洋物産株式会社filedCritical東洋物産株式会社
Priority to JP1979122474UpriorityCriticalpatent/JPS5816476Y2/ja
Publication of JPS5640096UpublicationCriticalpatent/JPS5640096U/ja
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Publication of JPS5816476Y2publicationCriticalpatent/JPS5816476Y2/ja
Dispositivo para praticar costuras soldadas transversais em folhas continuas e sobrejacentes de material sintetico,de preferencia visando a confeccao de saquinhos a partir de tais folhas em forma tubular ou semi-tubular