Machines, tools or auxiliary devices for preparing or distributing paving materials, for

Official title: for laying-down the materials and consolidating them, or finishing the surface {, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ (E01C19/002, E01C23/065 take precedence; devices for guiding or controlling the machines along a predetermined path E01C19/004)}

E01C19/48 (Machines, tools or auxiliary devices for preparing or distributing paving materials, for) appears on 971 US grants and 915 published applications in this corpus.