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发明名称
Waterproof covering
摘要
申请公布号
US1855743(A)
申请公布日期
1932.04.26
申请号
US19280304613
申请日期
1928.09.07
申请人
ARMSTRONG CORK COMPANY
发明人
HARTMAN SAMUEL H.
分类号
D06N1/00
主分类号
D06N1/00
代理机构
代理人
主权项
地址
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