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经营范围
发明名称
Rag ripper
摘要
申请公布号
US1812901(A)
申请公布日期
1931.07.07
申请号
US19290346997
申请日期
1929.03.14
申请人
ROHNER PHILIP B
发明人
ROHNER PHILIP B.
分类号
D06H7/04
主分类号
D06H7/04
代理机构
代理人
主权项
地址
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