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发明名称
Verfahren zur Gewinnung von Sauerstoff
摘要
申请公布号
DE495699(C)
申请公布日期
1930.04.10
申请号
DE1925C036654D
申请日期
1925.05.10
申请人
STICKSTOFF AUS DER LUFT;GIOVANNI CICALI
发明人
分类号
F25J3/04
主分类号
F25J3/04
代理机构
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