LandOfFree - US Patents - Listing for Earth working

Earth working – Mounting for pushed tool at end of motor vehicle – Transversely mounted blade

Hinged bulldozer blade

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

Hinged cultivator frame

Earth working – Lawn edger – Rolling or driven cutter

Hinged edger housing having improved internal debris guard...

Earth working – Lawn edger – Rolling or driven cutter

Hinged edger housing improved internal debris guard and...

Earth working – Mounting for pushed tool at end of motor vehicle – Transversely mounted blade

Hinged plow attachment for wheeled and tracked vehicles

Earth working – With drive means for tool or cleaner – With specific relationship of mast-type hitch to implement

Hitch adapter for use in connecting semi-integral, PTO-driven im

Earth working – Mast type hitch

Hitch and control assembly

Earth working – With means to facilitate mounting of implement on motor vehicle

Hitch apparatus for tractor lift arms

Earth working – With actuator on trailing ground supported frame for moving... – Vertically

Hitch assembly

Earth working – Mast type hitch

Hitch assembly

Earth working – Automatic power control – Land leveller type

Hitch assembly control system

Earth working – Automatic power control – Land leveller type

Hitch assembly control system

Earth working – Automatic power control – Land leveller type

Hitch assembly control system

Earth working – With actuator on trailing ground supported frame for moving...

Hitch assembly for a tandem disc implement

Earth working – With draft detail

Hitch assembly for a tractor

Earth working – Mast type hitch

Hitch assembly for a tractor

Earth working – Mast type hitch – Laterally adjustable tool

Hitch assembly for a work machine

Earth working – Automatic power control – Draft responsive

Hitch assembly for a work vehicle

Earth working – With draft detail – Adjustable

Hitch assembly for garden tractor and independently operable gro