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发明名称
Cone winding apparatus
摘要
申请公布号
US1920836(A)
申请公布日期
1933.08.01
申请号
US19310555107
申请日期
1931.08.04
申请人
DELAWARE RAYON COMPANY;LEON H. RYAN
发明人
BARNES JOSEPH H.
分类号
B65H54/32
主分类号
B65H54/32
代理机构
代理人
主权项
地址
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