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发明名称
Sectional mandrel
摘要
申请公布号
US1823956(A)
申请公布日期
1931.09.22
申请号
US19270170931
申请日期
1927.02.25
申请人
RICHARD SCHROEDER
发明人
SCHROEDER RICHARD
分类号
B29C53/82
主分类号
B29C53/82
代理机构
代理人
主权项
地址
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