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stp, igs
sldprt, igs, bip/ksp
igs
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3dm, stl, stp, igs, bip/ksp
3dm, stp, igs, blend
3dm, stp, igs, bip/ksp
obj, 3dm, stl, stp, igs, x_t
obj, 3dm, stl, igs
obj, 3dm, stp, igs
obj, 3dm, stl, stp, igs, blend
stp, igs, bip/ksp
sldprt, igs, step