专利类型: 相变材料专利导航公开（公告）号: DE69125255T2申请日: 1991-12-19申请局: DE原始专利权人: TOKYO ELECTRIC POWER CO | MAEKAWA SEISAKUSHO KK | ASAHI DENKA KOGYO KK当前专利权人: Adeka Corp | Tokyo Electric Power Co Inc | Mayekawa Manufacturing Co
