When Did George Nissen Invent The Trampoline. In 1941 he opened griswold nissen trampoline and tumbling co. George nissen 96 gymnast who invented trampoline in the 1950s mr.
During the 1970s george started campaigning for trampolining to be recognised as a sport while also introducing spaceball. In 1934 nissen and his coach larry griswold built the prototype trampoline from angle iron with a canvas bed and rubber springs. Thus the design of the trampoline had to undergo significant changes to meet competitive standards.
Thus the design of the trampoline had to undergo significant changes to meet competitive standards.
The duo persisted with their invention by promoting its uses with children and athletes. In cedar rapids iowa which manufactured and sold gymnastics equipment. Who invented the trampoline. Thus the design of the trampoline had to undergo significant changes to meet competitive standards.
