Title:
シール材付きボックスカルバートの成形方法
Document Type and Number:
Japanese Patent JP4520273
Kind Code:
B2
Inventors:
Miyake Yuji
Application Number:
JP2004300811A
Publication Date:
August 04, 2010
Filing Date:
October 14, 2004
Export Citation:
Assignee:
Heiwa Concrete Industry Co., Ltd.
International Classes:
B28B7/00; B28B7/18; B28B23/00; E03F3/04
Domestic Patent References:
| JP2003247677A | ||||
| JP10264136A | ||||
| JP57165404U | ||||
| JP56173410U | ||||
| JP2004060295A | ||||
| JP4070382U |
Attorney, Agent or Firm:
Yoshinobu Kobayashi