LandOfFree - US Patents - Listing for Earth working

Earth working – Automatic power control

Walking operator type cultivator with automatic control stopper

Earth working – Guided by walking attendant; supported – propelled – or held... – With attendant attaching means

Walking type agricultural implement with harness

Earth working – Guided by walking attendant; supported – propelled – or held... – With attendant attaching means

Walking type agricultural implement with harness

Earth working – Lawn aerator or perforator – or plug remover

Water jet weeder, cultivator, root waterer, and aerator

Earth working – Diverse tools – With independent means for vertical movement

Water stop attachment and border disc

Earth working – Rolling – rotating or orbitally moving tool – Detailed disk structure per se

Wavy coulter

Earth working – Rolling – rotating or orbitally moving tool – Detailed disk structure per se

Wavy disc and coulter with notches

Earth working – Rolling – rotating or orbitally moving tool – Detailed disk structure per se

Wavy farming disc

Earth working – Tool – standard or connection – Removable tool portion

Wear element for a scraping operation

Earth working – Tool – standard or connection – Specific material

Wear resistant ground working implement

Earth working – Tool – standard or connection – Subsoilers

Wear shin for a tillage implement

Earth working – Lawn edger

Weed and grass removing tool

Earth working – Processes

Weed and grass trimmer

Earth working – Driven from or guided by stationary object – or anchored – Rotatable about vertical axis

Weed cutter and extractor

Earth working – Guided by walking attendant; supported – propelled – or held... – Hand tool

Weed cutting tool

Earth working – Guided by walking attendant; supported – propelled – or held... – Hand tool

Weed digger

Earth working – Guided by walking attendant; supported – propelled – or held... – Hand tool

Weed extracting device

Earth working – Driven from or guided by stationary object – or anchored – Rotatable about vertical axis

Weed extraction apparatus

Earth working – Guided by walking attendant; supported – propelled – or held... – Hand tool

Weed extraction tool