ExtrusionCrossSectionPrototype.x3d using X_ITE

X_ITE X3D Browser   Shape prototype for Extrusion node that also draws spine line plus oriented, scaled cross sections at each spine point.

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     Original X3D model: ExtrusionCrossSectionPrototype.x3d
X3D Examples Archive: https://www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionPrototypeIndex.html

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