LandOfFree - US Patents - Listing for Earth working

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Dual disc cultivtor cutaway

Earth working – With wheel; or supported on wheel frame or broadly claimed... – With bracket to hold tool off ground

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dual end rotary tiller blade

Earth working – With drive means for tool or cleaner – Guided by walking attendant

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dual frame offset disc implement with tongue members and a tow b

Earth working – Rolling – rotating or orbitally moving tool – Plural groups of disks

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dual implement hitch assembly

Earth working – Convertible; or changeable by disassembly or assembly – To different type of hitch

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dual penetration combination sweep with ripper

Earth working – Diverse tools – Second implement follows path of first

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dual tillage implement

Earth working – Diverse tools – Rolling and non-rolling

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dual tilt control system for work vehicle

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dual tractor road grader with double arched center frame

Earth working – Scraper between front and rear ground supports of vehicle – Actuator for bodily shifting scraper subframe draft connection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dual tractor road grader with double arched center frame

Earth working – Scraper between front and rear ground supports of vehicle – Actuator for bodily shifting scraper subframe draft connection

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Dumping bulldozing assembly for a farm tractor

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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