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经营范围
发明名称
Tuerversperrer
摘要
申请公布号
DE577848(C)
申请公布日期
1933.06.06
申请号
DE1931H129679D
申请日期
1931.12.06
申请人
ERNST HANSSON
发明人
分类号
E05C17/00
主分类号
E05C17/00
代理机构
代理人
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