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发明名称
Dome cover for tank cars
摘要
申请公布号
US1883880(A)
申请公布日期
1932.10.25
申请号
US19300444386
申请日期
1930.04.15
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
COLE JACOB LEE
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主分类号
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