ES240939A1 - A method for molding hollow closed or substantially closed items (Machine-translation by Google Translate, not legally binding)
- Google Patents
A method for molding hollow closed or substantially closed items (Machine-translation by Google Translate, not legally binding)
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A method for molding closed or substantially closed hollow articles, characterized in that the article is molded with a knob of a material having a melting point internal to that of the molded article and which is removed from the article by subsequent heating. (Machine-translation by Google Translate, not legally binding)
ES0240939A1958-03-241958-03-24A method for molding hollow closed or substantially closed items (Machine-translation by Google Translate, not legally binding)
ExpiredES240939A1
(en)