The invention of chopsticks()the wisdom of Chinese ancient people.
创意曲invention
Which invention was made for navigation?
What invention did the Chinese keep secret from the rest of the world for hundreds of years?
What important invention did the Ancient Chinese invent before Johannes Gutenberg did in Europe?
The history of fast food in America runs parallel to the invention of the car.
She is the girl ________invention got the first prize in the school competition .
What invention allowed the Ancient Chinese to build huge ships well before the rest of the world?
In what way is the rise of the Internet similar to the invention of the printing press and the telegraph?
The invention of various _____ promotes the exploration of outer space.
Thecomputer,_________is 20th century invention,hs creted strtlingtechnologicl chngesThecomputer,_________is 20th century invention,hs creted strtlingtechnologicl chngesin the wy we orgnizend produce informtion.tht B.which C.wht D.it
While remembered mainly for the invention of the telephone,
As a result of the invention of paper, much _____ about China.
This is Mr.Evans,()invention has helped hundreds of deaf people.
The boss allowed us to carry out the invention on our own.()
The invention of telephone has greatly eased the communication among people,but callers should be careful about when to make a phone call or it will cause embarrassments.
Only since they gave up that good chance_____to show their invention again.
由一国或地区(特别行政区或者几个国家)的政府主管部门或机构,根据发明人(设计人)就其发明创造(invention-creations)所提出的专利申请,经审查认为其专利申请符合法律规定,授予该发明人对其发明创造享有的专有权,叫做()
Robert Fulton’s invention, an airphibian, can best be described as______.
Edison is______the invention of the photograph.
The invention of machinery had brought into the world a new era — the Industrial Age. Money had become king.
A patent is an exclusive right given to an inventor for his or her invention. In other words, a patent is a monopoly right given to the inventor for the invention. A patent confers on the inventor the right to price and to sell the invention in any way he or she desires, in the United States, patents are granted by the Patent Office for 17 years. Although economists generally condemn monopoly as a form. of market organization since monopoly imposes costs on the economy, patents present a more subtle case for monopoly theory. Specifically, can patent monopolies be justified?
Robert Fulton's invention, an airphibian, can best be described as______.
Intel’s invention of the microprocessor in the early 1970s, Cisco’s development of the router for routing data over the Internet in the mid-1980s, and Apple’s development of the iPod, iPhone, and iPad