4. Road structure, process, or apparatus
  5. Apparatus
  6. With means for profile shaping, e.g., crown

Katsu Hirosawa

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Hydraulic excavator

Excavating – Railway graders – Side former
Patent

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Method of forming a subterranean water barrier and a plow for us

Patent

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Paving material extrusion molding apparatus

Plastic article or earthenware shaping or treating: apparatus – Utilizing subterranean feature as shaping means
Patent

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Paving material extrusion molding apparatus

Road structure – process – or apparatus – Apparatus – With means for profile shaping – e.g. – crown
Patent

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Profile ID: LFUS-PAI-P-395479

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