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发明名称
Method and apparatus for making felts and batts from fibrous material
摘要
申请公布号
US2968068(A)
申请公布日期
1961.01.17
申请号
US19570673325
申请日期
1957.07.22
申请人
BROWN JUDD A
发明人
BROWN JUDD A.
分类号
D04H1/70
主分类号
D04H1/70
代理机构
代理人
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地址
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