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发明名称
YARN TWISTING DEVICE
摘要
申请公布号
CA371265(A)
申请公布日期
1938.01.18
申请号
CAD371265
申请日期
申请人
CAMILLE DREYFUS
发明人
WILLIAM WHITEHEAD
分类号
主分类号
代理机构
代理人
主权项
地址
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