CURRENT PLACE CONFIRMATION SYSTEM AND FLAT MEMBER WITH TWO-DIMENSIONAL CODE OR NFC CODE
PROBLEM TO BE SOLVED: To provide an inexpensive current place confirmation system with which a current place in facilities can be easily confirmed and which can be easily installed, expanded and dismantled.SOLUTION: A current place confirmation system including a portable terminal possessed by a use...
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Format: | Patent |
Sprache: | eng ; jpn |
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