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jan 1, 1939 - Helecoptors

Description:

Helicopters were so neat at the time. They made lives better by making transportation and disaster responses easier. They can fly through the air so quickly.

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Timeline of Most Important inventions 1900-Today (In My Opinion) (WIP)

ByNicholas Benjamin
20 Feb 2019
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741

Date:

jan 1, 1939
Now
~ 86 years ago

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