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发明名称
Web-replenishing mechanism
摘要
申请公布号
US1758176(A)
申请公布日期
1930.05.13
申请号
US19250051983
申请日期
1925.08.24
申请人
ISABELLA SCOTT;DAVID J. SCOTT
发明人
SCOTT WALTER C.
分类号
B65H19/18
主分类号
B65H19/18
代理机构
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