Title:
孔内透水係数計測装置及び孔内透水係数計測方法
Document Type and Number:
Japanese Patent JP4985235
Kind Code:
B2
Inventors:
Kenichi Ando
Application Number:
JP2007221278A
Publication Date:
July 25, 2012
Filing Date:
August 28, 2007
Export Citation:
Assignee:
Obayashi Corporation
International Classes:
E02D1/00
Domestic Patent References:
| JP3161608A | ||||
| JP3161609A | ||||
| JP2001279654A | ||||
| JP2804995B2 |
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation