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发明名称
Spinning and twisting ring
摘要
申请公布号
US2618116(A)
申请公布日期
1952.11.18
申请号
US19490076001
申请日期
1949.02.12
申请人
ALBRECHT GEORGE F
发明人
ALBRECHT GEORGE F.
分类号
D01H7/62
主分类号
D01H7/62
代理机构
代理人
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地址
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