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Still used today, the screw named for this ancient Greek helps move water from lower to higher ground |
Archimedes
|
$2,000 |
DJ |
INVENTORS & INVENTIONS |
2021-09-17 |
#8470 |
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Eureka! He invented the compound pulley & proved the law of the lever |
Archimedes
|
$400 |
J |
INVENTORS |
1997-10-29 |
#3028 |
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Before the Monitor, John Ericsson designed a screw-driven steamboat & named it for this ancient Greek |
Archimedes
|
|
FJ |
INVENTORS |
1997-03-21 |
#2900 |
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Eureka! This man who discovered the law of hydrostatics invented the compound pulley & the catapult |
Archimedes
|
$800 |
DJ |
INVENTORS |
1997-02-05 |
#2868 |
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After inventing the lever & pulley, this Greek said, "I will move the Earth" |
Archimedes
|
$400 |
J |
INVENTIONS |
1984-12-12 |
#68 |