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Priority to JP11801077UpriorityCriticalpatent/JPS5756118Y2/ja
Publication of JPS5443645UpublicationCriticalpatent/JPS5443645U/ja
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Publication of JPS5756118Y2publicationCriticalpatent/JPS5756118Y2/ja
Werkwijze en inrichting voor het bewerken van het trechterdeel van een ballon voor een kathodestraalbuis alsmede trechterdeel verkregen onder toepassing van de werkwijze.