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经营范围
发明名称
Bang shaper
摘要
申请公布号
US2539198(A)
申请公布日期
1951.01.23
申请号
US19490123424
申请日期
1949.10.25
申请人
METZLER NORMAN R
发明人
METZLER NORMAN R.
分类号
A45D24/36
主分类号
A45D24/36
代理机构
代理人
主权项
地址
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