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发明名称
Improvements relating to tanning processes and materials therefor
摘要
申请公布号
GB471811(A)
申请公布日期
1937.09.10
申请号
GB19360007213
申请日期
1936.03.10
申请人
HALL LABORATORIES, INC.
发明人
分类号
C14C3/02
主分类号
C14C3/02
代理机构
代理人
主权项
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