Procédé pour empêcher le givrage des vitres,申请号FRD1011486-传众专利搜索

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发明名称	Procédé pour empêcher le givrage des vitres
摘要
申请公布号	FR1011486(A)	申请公布日期	1952.06.23
申请号	FRD1011486	申请日期	1949.02.17
申请人		发明人	TRAMM HEINRICH;SICHART VON
分类号	B60S1/02;E06B7/12	主分类号	B60S1/02
代理机构		代理人
主权项
地址

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