結果 : 1970 inventions and discoveries
45:11

Inventions that Shook the World | The 1970s

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3:37

Old inventions that never caught on

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6:55

Inventions you didn’t realize were from the 1970s - Life in America

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2:59

Famous Scientists and their inventions | Inventors and their inventions Part-1

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13:08

The 1970s: 20 Inventions That Changed the World

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1:14:02

70 INVENTIONS ON A WHOLE NEW LEVEL

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70 INVENTIONS ON A WHOLE NEW LEVEL

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29:16

15 INVENTIONS and INVENTORS WHO WERE SILENCED and BURIED

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1:02:07

TOP 100+ INCREDIBLE INVENTIONS 😱😱

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5:38

Accidental Discoveries That Changed The World

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43:32

World's Greatest Inventions

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1:08:33

70 INVENTIONS ON A WHOLE NEW LEVEL

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2:23

Australia’s Greatest Inventions and Discoveries

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48:21

Amazing Inventions You Should See | Compilation | Best Of The Summer

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Bizarre and Strange Vintage Inventions You Wont Believe Existed [1890s-1970s Rare Historical Photos]

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Inventions 1970s- 70's

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