Also, patent, trademarks laws can often be used to bar unauthorized sales by foreign licensee, provided that the licenser has valid patent, trademark, or copyright protection.
同时，专利、商标、版权发也经常用于限制国外被许可人未经授权的销售，条件是许可人具有有效的专利、商标和受保护的版权。
Can be directly spray print Chinese characters and English, digital logo, batch number, validity, production date, bar code, trademark design company in food labels and packaging.
可直接喷印汉字、英文、数字徽标，批号，有效期，生产日期，条形码，公司商标图案在食品标签和包装上。
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