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ESPANOLA DE TUBOS DE ESTANO S A Soc
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ESPANOLA DE TUBOS DE ESTANO S A Soc
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Application filed by ESPANOLA DE TUBOS DE ESTANO S A SocfiledCriticalESPANOLA DE TUBOS DE ESTANO S A Soc
Priority to ES1976224386UpriorityCriticalpatent/ES224386Y/es
Publication of ES224386UpublicationCriticalpatent/ES224386U/es
Application grantedgrantedCritical
Publication of ES224386YpublicationCriticalpatent/ES224386Y/es
Tapón, caracterizado porque comprende un la otra y una cubierta cilíndrica ajustable sobre el casquillo citado, presentando el fondo cerrado del casquillo forma tronco cónica invertida, de cuya base menor cerrada sobresale, por dentro del casquillo una pared cilíndrica roscada interiormente.