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发明名称
KOPFSTUETZE, INSBESONDERE FUER ZAHNAERZTLICHE BEHANDLUNGSSTUEHLE.
摘要
申请公布号
DE1723641(U)
申请公布日期
1956.06.07
申请号
DE195200R5061U
申请日期
1952.08.30
申请人
RITTER COMPANY INC
发明人
分类号
主分类号
代理机构
代理人
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