Synthetic tanning material,申请号US19320637100-传众专利搜索

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发明名称	Synthetic tanning material
摘要
申请公布号	US1989802(A)	申请公布日期	1935.02.05
申请号	US19320637100	申请日期	1932.10.10
申请人	ROHM & HAAS COMPANY	发明人	HESTER WILLIAM F.;RATERINK HARRY R.;SOMERVILLE IAN C.
分类号	C14C3/20	主分类号	C14C3/20
代理机构		代理人
主权项
地址

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