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Maschinenfabrik und Eisengiesserei A Beien
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Maschinenfabrik und Eisengiesserei A Beien
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Publication of FR643362ApublicationCriticalpatent/FR643362A/fr
E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
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Mining & Mineral Resources
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Life Sciences & Earth Sciences
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General Life Sciences & Earth Sciences
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Geochemistry & Mineralogy
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Geology
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FR643362D1926-11-251927-11-04Moteur de commande à deux roues motrices
ExpiredFR643362A
(fr)