LU50164A1LU50164ALU50164ALU50164A1LU 50164 A1LU50164 A1LU 50164A1LU 50164 ALU50164 ALU 50164ALU 50164 ALU50164 ALU 50164ALU 50164 A1LU50164 A1LU 50164A1
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LU
Luxembourg
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LU50164A
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Publication of LU50164A1publicationCriticalpatent/LU50164A1/xx
B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
B43L1/04—Blackboards
B43L1/10—Writing surfaces thereof
C—CHEMISTRY; METALLURGY
C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR