英语词汇“Patent and Trademark Office”的读音、翻译、释义、用法及例句-语文网

词汇	Patent and Trademark Office
释义	Patent and Trademark Office (美国)专利商标局系由原来的美国专利局於1975年元月2日改制而成，隶属於商务部，美国所有有关专利与商标注册的记录、书籍、图示，详细说明书，以及其他文物，均由该局加以保存与维护。
随便看	keep good time keep in keep in check keep in cool place keeping keeping and handling expenses keeping sample keep in mind keep...in mind keep in touch with keep off keep on keep on deck keep one's balance keep one's chin up keep one's distance from keep one's fingers crossed keep one's ground keep one's hand in keep one's head keep one's mind on keep one's mouth shut keep one's nose clean keep one's peace keep one's pecker up

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