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发明名称
Controlling heating valve of natural gas
摘要
申请公布号
US2547970(A)
申请公布日期
1951.04.10
申请号
US19480012094
申请日期
1948.02.28
申请人
PHILIPS PETROLEUM COMPANY
发明人
PHILLIPS WILLIAM LONNIE;STANLEY CLYDE P.
分类号
C10G5/00
主分类号
C10G5/00
代理机构
代理人
主权项
地址
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