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发明名称
AIRTIGHTNESS TESTING METHOD AND ITS UNIT
摘要
申请公布号
JPS5520468(A)
申请公布日期
1980.02.13
申请号
JP19780093781
申请日期
1978.07.31
申请人
OTSUKA GIKEN KOGYO KK
发明人
HORIMOTO TOSHIO
分类号
G01M3/12;G01M3/06;G01M3/10;G01M3/22
主分类号
G01M3/12
代理机构
代理人
主权项
地址
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