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发明名称
CUP-PREHEATER
摘要
申请公布号
CA492880(A)
申请公布日期
1953.05.12
申请号
CAD492880
申请日期
申请人
SYLVANIA ELECTRIC PRODUCTS
发明人
HENRY W. ROEBER
分类号
主分类号
代理机构
代理人
主权项
地址
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