Title:
作業函の止水方法
Document Type and Number:
Japanese Patent JP4749596
Kind Code:
B2
Inventors:
Hiroki Sasaki
Application Number:
JP2001153975A
Publication Date:
August 17, 2011
Filing Date:
May 23, 2001
Export Citation:
Assignee:
Goyo Construction Co., Ltd.
International Classes:
E02D19/04; E02D37/00; E01D19/02; E01D21/00; E01D22/00
Domestic Patent References:
| JP63142126A | ||||
| JP9189043A | ||||
| JP9302918A |
Attorney, Agent or Firm:
Isao Sasaki
Kyoko Kawamura
Kyoko Kawamura