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经营范围
发明名称
Preparing and molding material
摘要
申请公布号
US2251454(A)
申请公布日期
1941.08.05
申请号
US19350016601
申请日期
1935.04.16
申请人
CHAMPION SPARK PLUG COMPANY
发明人
JEFFERY BENJAMIN A.
分类号
B28B3/00;C09D5/46
主分类号
B28B3/00
代理机构
代理人
主权项
地址
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