PROCEDE POUR LA PREPARATION DE DERIVES DE PYRANE.,申请号BE19520511240-传众专利搜索

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发明名称	PROCEDE POUR LA PREPARATION DE DERIVES DE PYRANE.
摘要
申请公布号	BE511240(A1)	申请公布日期	1953.11.20
申请号	BE19520511240	申请日期	1952.05.07
申请人	SOCIETE ANONYME PRODUITS ROCHE	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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