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Publication of ATA500577ApublicationCriticalpatent/ATA500577A/de
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Publication of AT372671BpublicationCriticalpatent/AT372671B/de
AT500577A1976-11-111977-07-12Verfahren und einrichtung zur herstellung von rotationssymmetrischen glasgefaessen mit offenem trichterfoermigen spiess
AT372671B
(de)