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发明名称
VERSTEIFUNG AN KALENDERN MIT DREHMECHANISMUS.
摘要
申请公布号
DE1638248(U)
申请公布日期
1952.05.15
申请号
DE195200L4539U
申请日期
1952.01.22
申请人
FIRMA WILHELM LUETZENBERGER
发明人
分类号
主分类号
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