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发明名称
Seitenverschluss fuer Falzziegel
摘要
申请公布号
DE524442(C)
申请公布日期
1931.05.07
申请号
DENDATW082148D
申请日期
申请人
EMIL WALLER
发明人
分类号
E04D1/04
主分类号
E04D1/04
代理机构
代理人
主权项
地址
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