About KAMOSHITA YASUHISA
About FUTAMATA MASAMI
About NAKANISHI KIMIO
About MAEDA TOSHIYUKI
About 大阪ガス
About SAITO MICHIO
About 大阪ガス
About snow accretion
About fluorinated pitch
About Plastic coating
About Maintenence and management of buildings
About フッ素化
About カーボン
About 溶射皮膜
About 複合化
About 皮膜
About 開発