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发明名称
UNTERSCHLAEGER MIT BEIDERSEITIGER AUSSENAUFLAGE AUS NICHT SPALTENDEM MATERIAL.
摘要
申请公布号
DE1693860(U)
申请公布日期
1955.02.24
申请号
DE195400P7616U
申请日期
1954.12.23
申请人
ALFRED PAETZOLD
发明人
ALFRED PAETZOLD
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主分类号
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