Apparatus or implements specially adapted for breaking, disintegrating, or loosening layers of ice or hard snow

Full Title

Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice (by applying de-icing agents E01H10/00; obstruction removers on vehicles B60R19/00; sand, gravel or salt spreaders E01C19/20) > Apparatus or implements specially adapted for breaking, disintegrating, or loosening layers of ice or hard snow