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发明名称
Manufacture of metal to porcelain seals
摘要
申请公布号
US2241505(A)
申请公布日期
1941.05.13
申请号
US19360097289
申请日期
1936.08.21
申请人
CUTTLER MOSES J
发明人
CUTTLER MOSES J.
分类号
C04B37/02;H01J5/26
主分类号
C04B37/02
代理机构
代理人
主权项
地址
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