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发明名称
摘要
申请公布号
JPS60108885(U)
申请公布日期
1985.07.24
申请号
JP19830199647U
申请日期
1983.12.28
申请人
发明人
分类号
F16L17/00;F16L21/08;F16L35/00;F16L37/00;F16L37/12;F16L37/22;(IPC1-7):F16L37/22
主分类号
F16L17/00
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代理人
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