JP2019100166A
|
|
L-shaped sidewalk-roadway boundary draining block having slit
|
JP2017206927A
|
|
Free-gradient portal side ditch for precast concrete street gutter having apron paved with asphalt
|
JP2017106291A
|
|
Covered u-shaped gutter for precast concrete street gutter having apron paved with asphalt
|
JP2017096079A
|
|
L-shaped street gutter block with precast concrete subchannel for asphalt pavement of apron
|
JP2017031780A
|
|
L-shaped block for precast concrete street gutter having apron paved with asphalt
|
JP2016211346A
|
|
U-shaped gutter capable of being used to construct both fixed inclination and free inclination
|
JP2016199980A
|
|
Free-gradient u-shaped side ditch
|
JP2016132980A
|
|
Free-gradient u-shaped side ditch
|
JP2015169064A
|
|
Free drain side ditch
|
JP2014159724A
|
|
Precast bottomed side ditch having gradient adjustment concrete cast on inner bottom
|
JP2013217174A
|
|
Bottomed side ditch also serving as free gradient
|
JP2013124542A
|
|
Free-inclination bottomed side ditch
|
JP2013068063A
|
|
Bottomed side ditch also used for free gradient
|
JP2013011152A
|
|
Bottomed free-gradient side groove
|
JP2012241507A
|
|
Bottomed free-inclination side ditch
|
JP2012229593A
|
|
Gate-shaped free gradient existent culvert side ditch reconstruction method and concrete slab used therefor
|
JP2012052399A
|
|
Free height culvert side ditch
|
JP2012036707A
|
|
Free height culvert side ditch
|
JP2011174353A
|
|
Precast concrete side ditch
|
JP2011174352A
|
|
Culvert side ditch with top surface slit
|