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发明名称
ZWEINAHTNAEHER.
摘要
申请公布号
DE1975573(U)
申请公布日期
1967.12.21
申请号
DE196700F2534U
申请日期
1967.07.19
申请人
ERICH FRITSCH
发明人
ERICH FRITSCH
分类号
主分类号
代理机构
代理人
主权项
地址
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