Escalier tubulaire préfabriqué à montage instantané,申请号FRD947871-传众专利搜索

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发明名称	Escalier tubulaire préfabriqué à montage instantané
摘要
申请公布号	FR947871(A)	申请公布日期	1949.07.15
申请号	FRD947871	申请日期	1947.06.13
申请人		发明人	MATHURIN PIERRE
分类号	E04F11/09;E04F11/116	主分类号	E04F11/09
代理机构		代理人
主权项
地址

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