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发明名称
摘要
申请公布号
JPS5845337(B2)
申请公布日期
1983.10.08
申请号
JP19770082341
申请日期
1977.07.09
申请人
SEISAN NIPPONSHA KK
发明人
OOGUSHI MASAO
分类号
F16L11/12;B29B7/00;B29C47/00;B29C47/20;B29C47/24;B29C47/26;B29C47/30;B29C59/00;B29C67/20
主分类号
F16L11/12
代理机构
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