Adaptable combination of vehicle and attachments

Adjustable deflector for snow removal machine

Adjustable dredging and trenching apparatus

Adjustment mechanism for chute deflector

Air operated dredging apparatus

Airlift

Airlift type dredging apparatus

Alternate flow suction dredge

Angled boom dredge system and cutterhead therefor

Apparatus and method for collecting shellfish and the like

Apparatus and method for forming a crater in material beneath a

Apparatus and method for forming a crater in material beneath a

Apparatus and process for solid dredge material disposal

Apparatus for actuating the operation of a snowplow

Apparatus for cleaning irrigation ditch

Apparatus for collecting and raising materials from the ocean fl

Apparatus for collecting peat from a peat field

Apparatus for collecting shellfish and the like

Apparatus for compacting snow for skiing

Apparatus for continuously dredging submarine mineral deposit