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经营范围
发明名称
Process of incorporating oil and resinous bodies
摘要
申请公布号
US1948267(A)
申请公布日期
1934.02.20
申请号
US19270205873
申请日期
1927.07.15
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
HOPKINS MARION B.
分类号
H01B3/22
主分类号
H01B3/22
代理机构
代理人
主权项
地址
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