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发明名称
MIT EINER KUNSTSTOFFUMRANDUNG VERSEHENE RINGE, PLATTEN OD. DGL. AUS FASERSTOFFEN.
摘要
申请公布号
DE1707736(U)
申请公布日期
1955.09.29
申请号
DE195400V5516U
申请日期
1954.12.07
申请人
RUDOLF VALTL
发明人
RUDOLF VALTL
分类号
主分类号
代理机构
代理人
主权项
地址
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