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What James Walt invented?
James Walt invented stem engines...
What years were steam engines invented?
just have a car
What was invented on 1912?
theory of the propeller, compressors for combustion engines, rocket engines, Kaplan turbines, chrome-nickel steel, trans-oceanic ship with a diesel engine
Who invented a fire engine?
Swedish born American John Erickson is credited with the invention of the fire engine. he worked with the solar energy,gravitational and tide, for high speed engines and electric engines
What are some inventions by Elijah McCoy?
McCoy invented an automatic lubricator for oiling the steam engines of locomotives and boats in 1979 mccoy invented an oil-dripping cup for trains
Who invented siege engines?
I would think the Roman Army did.
What replaced siege engines?
Siege engines, catapaults and the like, were replaced by siege cannon and mortars.
When were siege engines developed?
The siege engines were developed in the medieval era, in the middle agesHope this helps!
What materials were used for siege engines?
most siege machines are made from wood
The four types of siege engines?
Straight/Inline engines, V type engines, Rotary engines and diesel engines
What are six things that Leonardo da Vinci has invented?
A helicopter, a submarine, a battle tank, a gear driven cart, a multiple firing cannon array, and siege engines.
Which countries in particular used siege engines?
the anglo-saxons
What tools are used to aver take a castle?
Siege engines.
What were advantages to using siege engines in medieval times?
They are strong.
When did siege engines become a part of warfare?
Evidence of siege engines has been found as far back as the early Kings of China. It is believed by some that explorers like the Polo Brothers brought the knowledge of siege warfare with them to Europe. With the building of secure castles new ways were needed to be found in order to overthrow these fortresses. By the time of the middle ages siege engines were a big part of warfare.
What is three siege engines in the middle ages?
Trebuchet Catapult Ballista
What kind of Engines can move large projectiles?
siege engine which is a catapult...................
