বিশ্বের প্রথম প্যারাশ্যুট কে তৈরি করেন ?
The modern parachute was invented in the late 18th century by Louis-Sébastien Lenormand in France, who made the first recorded public jump in 1783. Lenormand also sketched his device beforehand.
Louis-Sébastien Lenormand