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发明名称
MANUFACTURE OF ROTARY SEAL
摘要
申请公布号
JPS55145853(A)
申请公布日期
1980.11.13
申请号
JP19790052553
申请日期
1979.05.01
申请人
FUKUDA KOUEKI KK
发明人
ASAKAWA KAZUHIRO
分类号
B21D53/16;F16J15/447
主分类号
B21D53/16
代理机构
代理人
主权项
地址
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