Procédé et dispositif pour l'extraction de pierres de taille à partir de roche vive,申请号FRD1113692-传众专利搜索

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发明名称	Procédé et dispositif pour l'extraction de pierres de taille à partir de roche vive
摘要
申请公布号	FR1113692(A)	申请公布日期	1956.04.03
申请号	FRD1113692	申请日期	1954.11.23
申请人	SOCIETE D'ECHANGES INDUSTRIELS ET COMMERCIAUX	发明人
分类号	B23D45/10;B28D1/04	主分类号	B23D45/10
代理机构		代理人
主权项
地址

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