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Priority claimed from DER63132Dexternal-prioritypatent/DE432842C/de
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Publication of BE332579ApublicationCriticalpatent/BE332579A/fr
B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
B28D1/32—Methods and apparatus specially adapted for working materials which can easily be split, e.g. mica, slate, schist
B28D1/327—Methods and apparatus specially adapted for working materials which can easily be split, e.g. mica, slate, schist for cutting or shearing easily splittable working materials
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Engineering & Computer Science
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Mining & Mineral Resources
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Mechanical Engineering
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Processing Of Stones Or Stones Resemblance Materials
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