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Many people, but Igor Sikorski made the first successful one.
Many many things people can invent.
We can only know who did invent it, not who didn't .
Probably the cavemen...so many people invented planes that couldn't fly, everyone quit counting.
It cannot be confirmed for certain that they did invent the sailboat. It was probably invented by many people in many place.
No. The invention of the telephone is correctly attributed to Alexander Graham Bell. As with many other inventions, many people were working on similar devices. Bell got there first.
It is estimated that about one billion own a bike in the world. Half of these people are in China while about 30 million bike owners are in the US.
he invented many things. But the first thing is Congrass.
2
fifth year
Many countries claim to be the first to invent telegraphs
There are many cars on the roads right now because people invent and invent more cars and then they make them. In the past people didn't have the much material to build cars. Now people are equipped.