He has taken out a patent on his innovative packaging technology.
他甚至为了自己独到的包装技术申请了专利。
While in 1999, development of iron box packaging has applied for the national patent.
同时在99年开发研制的铁箱包装已申请国家专利。
While in 1999, development of iron box packaging has applied for the national patent.
同时在99年开发研制的铁箱包装已申请国家专利。
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