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Application filed by Roessler & Hasslacher ChemicalfiledCriticalRoessler & Hasslacher Chemical
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Publication of AT121028BpublicationCriticalpatent/AT121028B/de
AT121028D1928-06-011929-05-24Verfahren zur Herstellung von aus Graphit oder Graphit-Kohlenstoff bestehenden, durch Pressen geformten Gegenständen.
AT121028B
(de)