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经营范围
发明名称
Bobbin case
摘要
申请公布号
US2763227(A)
申请公布日期
1956.09.18
申请号
US19530401123
申请日期
1953.12.30
申请人
BIRTMAN ELECTRIC COMPANY
发明人
HOWARD FRANK S.
分类号
D05B57/26
主分类号
D05B57/26
代理机构
代理人
主权项
地址
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