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发明名称
Guard for yarn guides of winding machines
摘要
申请公布号
US1966500(A)
申请公布日期
1934.07.17
申请号
US19320598494
申请日期
1932.03.12
申请人
HAVEY CHARLES F
发明人
HAVEY CHARLES F.
分类号
B65H57/00
主分类号
B65H57/00
代理机构
代理人
主权项
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