BOOKSTAND WITH PAGING FUNCTION FOR READING WHILE LYING SUPINE
PROBLEM TO BE SOLVED: To provide a simple-structured and inexpensive bookstand with a paging function for reading while lying supine, capable of being easily operated. SOLUTION: The bookstand with the paging function for reading while lying supine comprises a raising/lowering means for raising/lower...
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Format: | Patent |
Sprache: | eng |
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