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完成了一个发明，在2016.5.20申请专利，后来这个申请案在2017.11.28公开，2018.5.20被授予专利权。打算投产生产自己的专利产品，但是他先做了一个市场调查，发现 A公司早在2015.12就开始生产他这个专利产品了，B公司在2016.12开始生产他这个专利产品 ，C公司在2018.3开始生产他这个专利产品。问：ABC三个公司哪个公司侵犯了的专利权？A.
公司
B.
公司
C.
公司
D.
都不侵权
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【简答题】Once Dr．Mellinkoff invited me to join him at the hospital to discuss interesting cases with his students．The case at hand was a Guatemalan man, aged 34, who had a fever and many other medical ^proble...
【简答题】阅读理解。 Once Dr. Mellinkoff invited me to join him at the hospital to discuss interesting cases with his students. The case at hand was a Guatemalan man, aged 34, who had a fever and many other medical ...
【简答题】Once Dr. Mellinkoff invited me to join him at the hospital to discuss interesting cases（案例， 病例） with his students．The case at hand was a Guatemalan man, aged 34, who had a fever and many other medica...
【简答题】第二节: 完型填空（共20小题；每小题1.5分，满分30分） 阅读下面短文，撑握其大意，然后从31—50各题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。 I believe listening is powerful Medicine. Studies have shown it takes a(n) __31__ about 18 seconds to __32__...
【简答题】It was a busy morning, about 8:30, when an elderly gentleman in his 80s came to the hospital. I heard him saying to the nurse that he was in a hurry for all appointment(约会)at 9:30. The nurse had him t...
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