Title:
既設の鉄道軌道の改修工法
Document Type and Number:
Japanese Patent JP4073763
Kind Code:
B2
Inventors:
Yoshiaki Tokawa
Application Number:
JP2002335555A
Publication Date:
April 09, 2008
Filing Date:
November 19, 2002
Export Citation:
Assignee:
Yoshiaki Tokawa
International Classes:
E01B27/02; E02D3/12; E01B2/00
Domestic Patent References:
| JP59048516A | ||||
| JP9158162A | ||||
| JP61165414A |
Attorney, Agent or Firm:
Masakazu Shimura