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* Published Japanese patents only


Hits 3 results

No. Application number
Gazette No
Title
Release Date
Update Date
Information Provider
1 P2008-129096 P5005611 COATING SUBSTANCE ABNORMALITY DETERMINATION DEVICE OF UNDERGROUND STRUCTURE, AND METHOD THEREFOR commons Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
2 P1999-319780 P3647695 METHOD AND DEVICE FOR MEASURING FLOW RATE OF LEAKING GROUNDWATER CONTAINING SEAWATER Dec 7, 2007 Mar 23, 2018 Railway Technical Research Institute
3 P2001-101472 P3880327 JUDGING METHOD AND JUDGING DEVICE FOR STABILITY OF UNDERGROUND STRUCTURE Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute

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