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发明名称
摘要
申请公布号
JPS589917(B2)
申请公布日期
1983.02.23
申请号
JP19770102448
申请日期
1977.08.25
申请人
NITSUSHIN KEMIKARU KOGYO KK
发明人
FUKUMOTO MASABUMI
分类号
F16L19/04;F28D1/047;F28D1/06;F28F9/013;F28F21/06
主分类号
F16L19/04
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