Pièces métalliques de section quelconque, spécialement autre que la section circulaire, devant être chauffées ou refroidies et devant fonctionner sous pression,申请号FRD701760-传众专利搜索

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发明名称	Pièces métalliques de section quelconque, spécialement autre que la section circulaire, devant être chauffées ou refroidies et devant fonctionner sous pression
摘要
申请公布号	FR701760(A)	申请公布日期	1931.03.23
申请号	FRD701760	申请日期	1930.09.06
申请人		发明人	HEYNSSENS JOSEPH
分类号	D06C15/04	主分类号	D06C15/04
代理机构		代理人
主权项
地址

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