Biro patented his invention in the united states and sold the rights to an american manufacturer . 比罗在美国取得这项发明的专利权，他把专利卖给了一个美国制造商。
A lessening of government intervention, is only part of the story behind rising royalty rates after 1968 . 政府干预的放松只不过是造成1968年专利费率上升的一个原因。
A patent was recently issued, for a system which will remove color from a textile waste stream by electrolysis . 最近发表的专利就是用电解法去除纺织废水中色度的系统。
This cement first patented in 1824 but it was not in wide use until the beginning of the present century . 这种水泥在1824年首次获得专利，但是直到本世纪初才得到广泛地应用。
This cement was first patented in 1824 but it was not in wide use until the beginning of the present century . 这种水泥在1824年首次取得了专利，但是直到本世纪初才广泛地应用。
The use of standard color solutions or of most proprietary devices is impractical because of possibilities of breakage, spillage, or lack of a suitable power source . 因为标准色度溶液或大部分专利仪器存在破裂、泄漏或缺乏合适的可得能源，所以它们没有实用价值。
Patented braking system provides virtually silent -专利的煞停系统技术使机身操作
Application of option approach in patent development 期权方法在专利开发中的应用
Stableflex suspension system absorbs the impact of 专利减震系统，有效地吸收跑步
The patent strategies of chinese tobacco enterprises 透视中国烟草企业的专利战略
