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经营范围
发明名称
Wind screen
摘要
申请公布号
US2030258(A)
申请公布日期
1936.02.11
申请号
US19340752735
申请日期
1934.11.12
申请人
ALBERT KNECHT
发明人
KNECHT ALBERT
分类号
B60S1/54
主分类号
B60S1/54
代理机构
代理人
主权项
地址
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