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发明名称
VENTILVORRICHTUNG FUER EINE DRUCKWECHSELMATRATZE
摘要
申请公布号
DE6603838(U)
申请公布日期
1969.11.06
申请号
DE19660003838U
申请日期
1964.12.24
申请人
DRAEGERWERK, HEINR. & BERNH. DRAEGER
发明人
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主分类号
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