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发明名称
Magnetic sealing means
摘要
申请公布号
US2919943(A)
申请公布日期
1960.01.05
申请号
US19580760380
申请日期
1958.09.11
申请人
UNITED AIRCRAFT PRODUCTS, INC.
发明人
KIMM EWALD J.
分类号
F16J15/32;F16J15/53
主分类号
F16J15/32
代理机构
代理人
主权项
地址
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