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发明名称
HEFTBLATT.
摘要
申请公布号
DE1649091(U)
申请公布日期
1953.01.08
申请号
DE19521649091U
申请日期
1952.10.29
申请人
GUENTHER DICKER
发明人
GUENTHER DICKER
分类号
主分类号
代理机构
代理人
主权项
地址
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