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发明名称
Mittels eines Handknaufs verstellbare Kopfstuetze fuer Behandlungsstuehle, insbesondere zahnaerztliche Stuehle
摘要
申请公布号
DE940546(C)
申请公布日期
1956.03.22
申请号
DE1952R009783
申请日期
1952.08.31
申请人
RITTER COMPANY INC.
发明人
PAGE RICHARD W.
分类号
A47C7/38;A61G15/12
主分类号
A47C7/38
代理机构
代理人
主权项
地址
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