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发明名称
VALVE SEAT
摘要
申请公布号
JPS5462529(A)
申请公布日期
1979.05.19
申请号
JP19770128593
申请日期
1977.10.28
申请人
NIPPON CARBON CO LTD;NIPPON PETROCHEMICALS CO LTD
发明人
SAITOU TSUTOMU;YAMAZOE HIROSHI;YAMAOKA SHIYUUSUKE
分类号
F16K5/22;F16K1/226;F16K1/42;F16K3/02;F16K5/06
主分类号
F16K5/22
代理机构
代理人
主权项
地址
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