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发明名称
Pad and method of manufacture
摘要
申请公布号
US2366680(A)
申请公布日期
1945.01.02
申请号
US19430483826
申请日期
1943.04.20
申请人
OXZYN COMPANY
发明人
VALENTINE JOSEPH E.;PENA RALPH J.
分类号
A47C7/02
主分类号
A47C7/02
代理机构
代理人
主权项
地址
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