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发明名称
Caster construction
摘要
申请公布号
US1922098(A)
申请公布日期
1933.08.15
申请号
US19310536471
申请日期
1931.05.11
申请人
KILIAN FREDERICK K
发明人
KILIAN FREDERICK K.
分类号
B60B33/00
主分类号
B60B33/00
代理机构
代理人
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