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发明名称
WATER PENETRATION TESTING DEVICE
摘要
申请公布号
JPH11211649(A)
申请公布日期
1999.08.06
申请号
JP19980026399
申请日期
1998.01.23
申请人
NATL RES INST OF AGRICULTURAL ENGINEERING
发明人
TOYODA HIROMICHI;NAGATSUKA ISAMU;MORIYAMA HIDEKI
分类号
G01N15/08;G01N33/24;(IPC1-7):G01N15/08
主分类号
G01N15/08
代理机构
代理人
主权项
地址
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