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发明名称
GLASS-TO-METAL SEAL
摘要
申请公布号
CA439321(A)
申请公布日期
1947.01.21
申请号
CAD439321
申请日期
申请人
CORNING GLASS WORKS
发明人
ROBERT HENNAH DALTON
分类号
主分类号
代理机构
代理人
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地址
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