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发明名称
Twister head
摘要
申请公布号
US2819581(A)
申请公布日期
1958.01.14
申请号
US19540466800
申请日期
1954.11.04
申请人
WHITIN MACHINE WORKS
发明人
NEWTON ROSS B.
分类号
D01H7/92
主分类号
D01H7/92
代理机构
代理人
主权项
地址
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