75769181
Aug 6, 1999
Dec 5, 2000
[excavating machines,] trench-filling machines, screens for separating materials according to particle size, vibrating screens, stone crushing machines, [vehicle-mounted stone crushing machines, machines for laying pipelines,] mobile stone crushing machines; [earth moving machines, namely, graders, loader, scarifiers, scrapers, and haulers; and ground excavating tracked machines, namely, diggers]
Machinery