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发明名称
Floating-type chill block
摘要
申请公布号
US3089950(A)
申请公布日期
1963.05.14
申请号
US19610119198D
申请日期
1961.06.23
申请人
NORTH AMERICAN AVIATION, INC.
发明人
ELCHYSHYN STEPHEN
分类号
B23K9/035
主分类号
B23K9/035
代理机构
代理人
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地址
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