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发明名称
Waterproofing leather
摘要
申请公布号
US2512389(A)
申请公布日期
1950.06.20
申请号
US19460669430
申请日期
1946.05.13
申请人
SHAW CHARLES G
发明人
SHAW CHARLES G.
分类号
C14C9/00
主分类号
C14C9/00
代理机构
代理人
主权项
地址
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