ENERGY SAVING TOOTHBRUSH AND TOOTHBRUSH WARM AIR HEATING STERILIZATION MACHINE
PROBLEM TO BE SOLVED: To solve problems in a conventional toothbrush that is so complex as a polishing agent is used, warm water is used, and a place and time are limited in handling, and is unsuitable for frequent use.SOLUTION: A toothbrush is configured as follows: a hair bundle 1 is transplanted...
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Format: | Patent |
Sprache: | eng ; jpn |
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