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发明名称
Gas mixing device
摘要
申请公布号
US2133623(A)
申请公布日期
1938.10.18
申请号
US19370159684
申请日期
1937.08.18
申请人
LINN WILLIAM J
发明人
LINN WILLIAM J.
分类号
F02M1/00
主分类号
F02M1/00
代理机构
代理人
主权项
地址
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