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经营范围
发明名称
CONNECTING TOOL OF BRANCH PIPE FOR CITY GAS PIPING
摘要
申请公布号
JPH0434293(A)
申请公布日期
1992.02.05
申请号
JP19900142901
申请日期
1990.05.30
申请人
OSAKA GAS CO LTD;KIYOUSEI:KK
发明人
ONOUE TERUTAKA;OKUMURA HIDEKI;KIZU TERUO;TOKI YOICHI
分类号
B23B41/08;F16L41/06
主分类号
B23B41/08
代理机构
代理人
主权项
地址
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