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发明名称
摘要
申请公布号
JPS551560(B2)
申请公布日期
1980.01.14
申请号
JP19730058452
申请日期
1973.05.24
申请人
发明人
分类号
H01J37/06;B23K15/00;G21K1/04;G21K5/00;G21K5/04;G21K5/08;H01J37/147;H01J37/30
主分类号
H01J37/06
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代理人
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地址
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