Earth working apparatus

Ejector type scraper

Excavating blade assembly

Excavating shovel

Excavation bucket

Excavation bucket

Excavator attachment for boom structure

Excavator bucket with detachable implements

Excavator bucket with retractable scraper and scarifier

Floor support for mobile scraper

Four-wheel drive scraper with main propulsion at rear axle

Front end loader attachment convertible between loading bucket a

Front end loader-mounted ditch hoe attachment

Front frames of wheel mounted type loaders

Front loader jaw accessory

Grader blade attachment

Grader blade attachment

Grading and smoothing attachment for a loader bucket

Grading apparatus and framework therefor

Grading blade for a toothed shovel