FI-SubClass-Choice

「SubClass」 in C04 can be selected for this page.

Select the desired 「SubClass」.

  • C04B
  • LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS (devitrified glass-ceramics C03C 10/00); REFRACTORIES (alloys based on refractory metals C22C); TREATMENT OF NATURAL STONE[4]
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