Method of preparing tanning substances,申请号US19290413685-传众专利搜索

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发明名称	Method of preparing tanning substances
摘要
申请公布号	US1844018(A)	申请公布日期	1932.02.09
申请号	US19290413685	申请日期	1929.12.12
申请人	THE MEAD RESEARCH ENGINEERING COMPANY	发明人	SAILER WILHELM
分类号	C14C3/24	主分类号	C14C3/24
代理机构		代理人
主权项
地址

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