LandOfFree - US Patents - Listing for Earth working

Earth working – Lawn edger – Rolling or driven cutter

Beveled edger

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

Bi-directional drag grader

Earth working – Alternating for right or left hand operation – Tool shifted for opposite throw

Bi-directional moldboards supports used in moldboard plows to ca

Earth working – Lawn aerator or perforator – or plug remover

Bi-directionally biased vertical cultivating machine

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

Bi-fold implement frame

Earth working – Miscellaneous

Bi-fold toolbar

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

Biased agricultural implement

Earth working – With drive means for tool or cleaner – Tool driven about axis transverse to draft line

Bidirectional field implement

Earth working – Alternating for right or left hand operation – Tool shifted for opposite throw

Bidirectional moldboard plow with adjustable tilting mechanism

Earth working – Alternating for right or left hand operation – Tool shifted for opposite throw

Bidirectional moldboard plow with moldboard frame including guid

Earth working – Alternating for right or left hand operation – Tool shifted for opposite throw

Bidirectional plow with rotatable tool bar

Earth working – Alternating for right or left hand operation – Tool shifted for opposite throw

Bidirectional plow with rotatable tool bar

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

Bifold transport lock

Earth working – Scraper supports narrow depending tool

Bit assembly utilizing carbide insert

Earth working – Sod cutter

Blade adjustment device for sod cutting machine

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

Blade and frame assembly for power machines

Earth working – Draft – pitch or ground level responsive depth control

Blade and linkage mechanism with downdraft control

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

Blade angle adjustment mechanism for bulldozer or the like

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

Blade angle adjustment system