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9 ene 1939 año - Invention of war helicopter

Descripción:

The helicopter was invented a long time before but had never been armed before, now this was a super weapon

Añadido al timeline:

Millitary Advancements from 1800-1950

ByNathan O'Sullivan

14 dic 2018

1

1

411

fecha:

9 ene 1939 año

Ahora mismo

~ 86 years ago

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