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经营范围
发明名称
Spool or bobbin
摘要
申请公布号
US1781801(A)
申请公布日期
1930.11.18
申请号
US19270219621
申请日期
1927.09.15
申请人
U.S. BOBBIN & SHUTTLE COMPANY
发明人
BALDWIN LUTHER CHASE
分类号
B65H75/14
主分类号
B65H75/14
代理机构
代理人
主权项
地址
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