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获有国家专利局‘单手数字键盘’专利。
State patent Office has been a 'one-handed keypad' patents.
youdao
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行业内多项产品获国家科技奖和国家专利。
Uptill now, a large number of products have won state industry reward and patent.
youdao
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行业内多项产品获国家科技奖和国家专利。
Uptill now, a large number of products have won state industry reward and patent.
youdao