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发明名称
Waterlaid felt
摘要
申请公布号
US2033485(A)
申请公布日期
1936.03.10
申请号
US19320643544
申请日期
1932.11.19
申请人
BROWN COMPANY
发明人
SCHUR MILTON O.;HEARN WALTER L.
分类号
D21J1/00
主分类号
D21J1/00
代理机构
代理人
主权项
地址
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