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经营范围
发明名称
GAS LEAKAGE ALARM
摘要
申请公布号
JPS5398800(A)
申请公布日期
1978.08.29
申请号
JP19770013830
申请日期
1977.02.09
申请人
OSAKA GAS CO LTD
发明人
TAKAGAKI SADAO
分类号
G08B17/10;G01N27/00;G08B21/00;G08B21/16
主分类号
G08B17/10
代理机构
代理人
主权项
地址
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