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发明名称
Heat sealing device having porcelain heat surface
摘要
申请公布号
US3025378(A)
申请公布日期
1962.03.13
申请号
US19590841504
申请日期
1959.09.22
申请人
J. B. DOVE & SONS, INC.
发明人
SADELL GEORGE W.
分类号
B29C65/18
主分类号
B29C65/18
代理机构
代理人
主权项
地址
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