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发明名称
ANORDNUNG DES SICHERHEITSVENTILS BEI FLASCHENVENTILEN.
摘要
申请公布号
DE1638386(U)
申请公布日期
1952.05.15
申请号
DE195200K7770U
申请日期
1952.02.29
申请人
KNAPSACK-GRIESHEIM AKTIENGESELLSCHAFT FUER STICKSTOFFDUENGER UND AUTOGENTECHNIK
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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