Body, Vickers & Daniels
Concrete panel having tile driven
 This invention is characterized by a concrete panel having tiles driven on the surface and carbon fibers mixed in the base material concrete and further including reinforcing iron materials being electrically isolated by a layer of material from the carbon fibers imbedded in the body of concrete. Said layer of material preventing corrosion of the iron materials. 
Kajima Kensetsu Kabushiki Kaisha
E
E04C
inventional
Takumi Akio Makoto Yoshihiko Shigeyuki Tadashi
Nakamura Kawamoto Saito Umeki Akihama Banno