Machine for cleaning up the walls of underground galleries

Machine for cutting and binding sod

Machine for digging under-drains

Machine for driving workings in hard rocks

Machine for forming sod rolls

Machine for lifting stumps and snags found in a bog

Machine for making cuts in concrete or asphalt

Machine guidance system and method

Manipulable tool mount

Material fracturing apparatus

Means for driving the back walls of a bucket excavator

Means for holding cutter bits

Means for milling peat

Means for pneumatic gathering of milled peat

Means for removably affixing a cutter bit mounting lug to a...

Means for rolling sod and for positioning the rolls formed

Method and apparatus for a combined hydraulic- mechanical...

Method and apparatus for breaking a hard compact material...

Method and apparatus for breaking compact material using...

Method and apparatus for breaking hard compact material such...