| 摘要 |
PROBLEM TO BE SOLVED: To provide a stopper preventing a fall of books, which can keep soft cover files, books, or the like standing in balance and prevent them from falling and slipping, and can make a systematic arrangement on a book shelf or the like. SOLUTION: Domed resin stoppers and fins which prevent slippage are attached to the innermost of the book shelf, and it prevents soft cover files, books, or the like from falling and slipping, and a magnetic plate is also attached to it, so that height and place can be changed, and then the book shelf can be systemically arranged.
|
