A full denture fixing structure which can surely and stably fix a full denture without using a metal
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Device which mixes Nemacystus with various kinds of foods, and it processes into a granule
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The disintegration method of organic acid vinegar or acetic acid vinegar containing awamori mash liquid, and awamori mash liquid powder.
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The artificial pumice stone which has strength with them, and the sintering foam which utilized the mixture of the waste glass.
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The spacer for ferro-concrete placing.
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