A patent is a () for an invention granted by a government to the inventor.
A patent is a () for an invention granted by a government to the inventor.
A.creative paper
B.research article
C.property right
D.scientific book
正确答案:property right
A patent is a () for an invention granted by a government to the inventor.
A.creative paper
B.research article
C.property right
D.scientific book
正确答案:property right
猜你喜欢