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发明名称
CONNECTION BETWEEN PIPE WITH RIB AND PIPE COUPLING
摘要
申请公布号
JPH01303395(A)
申请公布日期
1989.12.07
申请号
JP19880134957
申请日期
1988.06.01
申请人
SEKISUI CHEM CO LTD
发明人
SEKI HIROYUKI;FUJII SHIGEKI
分类号
F16L33/00;F16L33/28
主分类号
F16L33/00
代理机构
代理人
主权项
地址
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