METHOD, DEVICE, AND SYSTEM FOR DETECTING PRESSURE IN SPACE OF HOLE OR THE LIKE AND METHOD, DEVICE, AND SYSTEM FOR OBSERVING WATER LEVEL IN SPACE OF HOLE OR THE LIKE,申请号JP19920040054-传众专利搜索

发明名称	METHOD, DEVICE, AND SYSTEM FOR DETECTING PRESSURE IN SPACE OF HOLE OR THE LIKE AND METHOD, DEVICE, AND SYSTEM FOR OBSERVING WATER LEVEL IN SPACE OF HOLE OR THE LIKE
摘要
申请公布号	JPH05187944(A)	申请公布日期	1993.07.27
申请号	JP19920040054	申请日期	1992.01.14
申请人	ITO MASAKAZU;KOJIMA SHOKICHI	发明人	ITO MASAKAZU;KOJIMA SHOKICHI
分类号	G01L9/04;G01L9/00	主分类号	G01L9/04
代理机构		代理人
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