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经营范围
发明名称
Dyeing leather
摘要
申请公布号
US2025618(A)
申请公布日期
1935.12.24
申请号
US19340754370
申请日期
1934.11.22
申请人
J. R. GEIGY A. G.
发明人
SENN EMIL
分类号
D06P3/32
主分类号
D06P3/32
代理机构
代理人
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