DOWA ELECTRONICS KABUSHIKI KAISHA
Tokyo-to, JP
DOWA ELECTRONICS KABUSHIKI KAISHA Patent applications | ||
Patent application number | Title | Published |
---|---|---|
20140021412 | BRICK AND BRICK MANUFACTURING METHOD - To present a brick the density of which is great, that is high strength, and that exhibits a superior radiation shielding effect, and a manufacturing method for this. | 01-23-2014 |