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经营范围
发明名称
Door shield
摘要
申请公布号
US1970836(A)
申请公布日期
1934.08.21
申请号
US19320603816
申请日期
1932.04.07
申请人
BENSON EDWARD E
发明人
BENSON EDWARD E.
分类号
E06B5/00
主分类号
E06B5/00
代理机构
代理人
主权项
地址
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