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发明名称
Rolling shelf
摘要
申请公布号
US2494221(A)
申请公布日期
1950.01.10
申请号
US19460648347
申请日期
1946.02.18
申请人
JOHN WOJAKOWSKI
发明人
WOJAKOWSKI JOHN
分类号
A47B88/14
主分类号
A47B88/14
代理机构
代理人
主权项
地址
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