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经营范围
发明名称
ATMOSPHERIC BREAKER
摘要
申请公布号
JPS5562624(A)
申请公布日期
1980.05.12
申请号
JP19780134570
申请日期
1978.11.02
申请人
JAPAN NATIONAL RAILWAY;HITACHI LTD
发明人
YOSHIDA MINORU;TERAOKA TAKESHI;YAMAZAKI SHIYOUZOU
分类号
H01H33/10;H01H33/18;H01H33/20;H01H33/62
主分类号
H01H33/10
代理机构
代理人
主权项
地址
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