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发明名称
Utility holder
摘要
申请公布号
US2488664(A)
申请公布日期
1949.11.22
申请号
US19440565709
申请日期
1944.11.29
申请人
GRUBER PAUL R
发明人
GRUBER PAUL R.
分类号
A47L13/512;B25H3/04
主分类号
A47L13/512
代理机构
代理人
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地址
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