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Application filed by Johann Obermayr S ZiegelwerkefiledCriticalJohann Obermayr S Ziegelwerke
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Publication of AT131748BpublicationCriticalpatent/AT131748B/en
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Verfahren und Vorrichtung zur Herstellung von IIoehwalldziegeln.
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Method and device for the production of wall bricks.
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Claims (1)
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AT131748D1931-10-231931-10-23
Method and device for the production of high wall bricks.
AT131748B
(en)