Document Type and Number:
Japanese Patent JPS5288429
Kind Code:
U
More Like This:
| JPH09242048 | PRECAST CONCRETE BLOCK FOR WATERWAY AND PRECAST CONCRETE BLOCK WATERWAY |
| JP2008525677 | Fishway block |
| JP4431269 | Upper overhang block with daylighting holes |
Application Number:
JP17643775U
Publication Date:
July 01, 1977
Filing Date:
December 26, 1975
Export Citation:
International Classes:
E02B5/02; E02B9/02; (IPC1-7): E02B9/02
Domestic Patent References:
| JP48074622B | ||||
| JPS3410881Y1 |