LAMP DEVICE
PROBLEM TO BE SOLVED: To provide a lamp device capable of lighting without preparing liquid therearound.SOLUTION: A lamp device 1 includes: a fuel battery body 3 that comprises plate-like members 11, 13, 15, 17 laminated with each other, and when receives liquid, flows current; a liquid bag body 10...
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Format: | Patent |
Sprache: | eng ; jpn |
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