Title:
【発明の名称】河川用張りブロックとその製法及び型枠
Document Type and Number:
Japanese Patent JP2759687
Kind Code:
B2
Inventors:
SATO TOSHIAKI
Application Number:
JP28123889A
Publication Date:
May 28, 1998
Filing Date:
October 27, 1989
Export Citation:
Assignee:
NIPPON NACHUROTSUKU KK
International Classes:
E02B3/14; B28B1/14; B28B1/16; B32B19/04; (IPC1-7): E02B3/14; B28B1/14; B28B1/16
Domestic Patent References:
| JP59227403A | ||||
| JP5630408B2 |
Attorney, Agent or Firm:
Yoshikazu Ishii