invention patent造句怎麼寫
- 造句
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Its actual application obtained good result so that technique has already applied for the national invention patent.
It's not an invention patent of Saman, but can hold relatively skilled to this ancient magic.
Grean has applied for 4 software copyright and 14 patents, 9 of which are invention patents, 4 utility model patents, 1 design patent.
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