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发明名称
摘要
申请公布号
SE181498(C1)
申请公布日期
1962.11.13
申请号
SE19570003590
申请日期
1957.04.13
申请人
发明人
分类号
F04B1/053;F04B1/06
主分类号
F04B1/053
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