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1
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steamroller
|
United States
|
Used for road construction and flattening surfaces
|
2
|
|
2
|
steam engine
|
US
|
Early development and widespread use during the industrial revolution
|
1
|
|
3
|
steam engine
|
US
|
Historically important invention during the Industrial Revolution, used in transportation and manufacturing
|
1
|
|
4
|
steam generation
|
United States
|
Commonly used in industrial processes and power generation
|
1
|
|
5
|
steamroller
|
USA
|
Steamrollers are commonly used in road construction and maintenance, and are a familiar sight on highways and construction sites.
|
1
|
|
6
|
steamroller
|
United States
|
Commonly used in construction and road paving projects
|
1
|