| 摘要 |
PROBLEM TO BE SOLVED: To provide an appliance mounting system capable of efficiently and selectively arranging appliances for a kitchen and sanitary space for comfortableness. SOLUTION: This rail device comprises a fixed part that is a rail member laid in a room and is fixed to a ceiling, a wall, and a floor, and a rail part formed so as to make the appliances for the kitchen and sanitary space movable.
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