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Priority claimed from DE19691936199external-prioritypatent/DE1936199A1/de
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Publication of ES375875A1publicationCriticalpatent/ES375875A1/es
HochfrequenzschweiBein- oder -auflage zur Herstellung von Verbundstoffen aus hochfrequentverschweißten Einzelstoffen, Verfahren zu deren Herstellung und Maschine zur Durchführung des Verfahrens
Verfahren zum Herstellen eines Verbundstoffes von selbst schlecht oder nicht hochfrequenzverschweißbaren Einzelschichten unter Verwendung eines Schweißhilfsmittels und Ausrüstmittel zur Herstellung desselben
Mejoras introducidas en la fabricacion de tiras o cuerpos de materiales celulares de cloruro de polivinilo unidas con tejidos por soldadura con alta frecuencia