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发明名称
VENTIL, INSBESONDERE FUER AUSBLASDUESEN.
摘要
申请公布号
DE1748852(U)
申请公布日期
1957.07.18
申请号
DE195700A9770U
申请日期
1957.03.09
申请人
ALLIGATOR VENTILFABRIK, ABT. D. MARGARETE STEIFF G.M.B.H.
发明人
分类号
主分类号
代理机构
代理人
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