because he didn't have enough money to start a big manufacturing company
It gives a right granted by the government to an inventor to manufacture, use, or sell the invention for a certain amount of time.
farmers sell the crops to companies and companies sell them to stores and then the stores sell them to us
Sell.
Yes, you can sell them. You can also spend them.
The Shang Dynasty based their economy off of the creation of bronze. They quickly realized how to mix copper and tin. This invention paved the way for many improvements in everyday society, as well as, boosting their economy. They would trade and sell bronze within their societies for many years due to the geographical boundaries of the mountains, the Gobi Desert, and seas.
Patent
If it is a good invention and actually works, then it will only sell if you see someone famous, or have enough money to advertise it. If it is a bad invention, don't count on selling it.
Laszlo Biro sold his pen design to Marcel Bich in the 1950s because he was facing financial difficulties and needed the money. Bich saw the potential of the pen and its ballpoint technology, leading to the creation of the iconic Bic pen.
Make a trip to their office and tell them your invention.
Kevin wanted to sell it.
patent
No, it was an invention to sell books and magazines.
patent
Fredrick Jones sold his invention because he did not have time to work with because he had a lot of sex
patent
patent
The railroad.