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发明名称
Spiral fabric
摘要
申请公布号
US2017014(A)
申请公布日期
1935.10.08
申请号
US19350019858
申请日期
1935.05.04
申请人
PINK CLARENCE E
发明人
PINK CLARENCE E.
分类号
B21F27/00
主分类号
B21F27/00
代理机构
代理人
主权项
地址
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