|
US3224347A
|
|
Soil processing machine
|
|
US3176597A
|
|
Vibratory compactor
|
|
US2987975A
|
|
Pneumatic road roller
|
|
US3015997A
|
|
Pneumatic road roller
|
|
US2515268A
|
|
Rotary soil-working implement
|
|
US2559048A
|
|
Resilient tooth mounting for rotary plows
|
|
US2477662A
|
|
Rotary earth-working implement
|
|
US2438189A
|
|
Rotary groundworking implement
|
|
US2473770A
|
|
Art of mixing
|
|
US2409646A
|
|
Mixing machine
|
|
US2394017A
|
|
Road building machine
|
|
US2364667A
|
|
Rotary tilling implement
|
|
US2368331A
|
|
Pulverizing machine
|
|
US2364666A
|
|
Rotary tiller
|
|
US2221221A
|
|
Rotary soil tiller
|
|
US2214702A
|
|
Soil tiller
|
|
US1531034A
|
|
Internal-combustion engine
|
|
US1185135A
|
|
Dust-separating and steam-generating apparatus.
|
|
US1185136A
|
|
Apparatus for burning cement and recovering the resulting dust.
|
|
CA592502A
|
|
Rotary material-working implements
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