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Invention

2nd millennium
11th century1088: Movable type in Song Dynasty China: The first record of a movable type system is in the Dream Pool Essays written in 1088, which attributed the invention of the movable type to Bi Sh ...
2014-3-6 22:45
1st millennium AD
1st century1st century: Buttress dam in Roman Empire2nd century132: Seismometer in Han Dynasty China, built by Zhang Heng. It was a large metal urn-shaped instrument which employed either a suspended ...
2014-3-6 22:44
1st millennium BC
7th century BCmid-7th century BC: Two-masted ships (foresail) by Etruscans in Italy6th century BCWith the Greco-Roman trispastos ("three-pulley-crane"), the simplest ancient crane, a single man triple ...
2014-3-6 22:43
Prehistoric--Outline of prehistoric technology
Note that the dates in the Paleolithic era are approximate and refer to the earliest discovered use of an invention, and are likely to change as more research is done and older sites are found. Simila ...
2014-3-6 22:42
Timeline of historic inventions
The timeline of historic inventions is a chronological list of particularly important or significant technological inventions.Note: Dates for inventions are often controversial. Inventions are often i ...
2014-3-6 22:41

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