Is there a patent? The story of impudent inventions

At the turn of the XV-XVI centuries, Leonardo da Vinci came up with a helicopter, a car, a submarine, a diving suit, a parachute. Most of his inventions remained on paper. But this turned out to be enough for contemporaries to consider the master a dreamer and even a madman. And today we call him a genius who ahead of his era.
In front of you is a collection of ancient and modern inventions: innovative, epoch -making, funny, unsuccessful, and sometimes completely impracticable. But they all testify: courage and imagination move progress.
I went out in the Warsaw publishing house "Two sisters" in 2014.
Malgozhaat Mytselsk (born in 1973) - art historian, teacher and book editor from Warsaw. "Is there a patent?" - Her first author"s book