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发明名称
Double-walled pipe for liquified gas
摘要
申请公布号
US2999363(A)
申请公布日期
1961.09.12
申请号
US19560595900
申请日期
1956.07.05
申请人
NORTH AMERICAN PHILIPS COMPANY, INC.
发明人
STER JOHANNES VAN DER
分类号
F25J1/00;F25J3/00
主分类号
F25J1/00
代理机构
代理人
主权项
地址
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