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发明名称
Closure for pressure vessels
摘要
申请公布号
US2247105(A)
申请公布日期
1941.06.24
申请号
US19390273048
申请日期
1939.05.11
申请人
ROSS HEATER & MANUFACTURING CO. INC.
发明人
TINKER TOWNSEND
分类号
F16J13/02;F28F9/02
主分类号
F16J13/02
代理机构
代理人
主权项
地址
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