Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Goesta Persson, Egon SvedbergfiledCriticalGoesta Persson
Priority to NO88880478ApriorityCriticalpatent/NO880478L/no
Publication of NO880478D0publicationCriticalpatent/NO880478D0/no
Publication of NO880478LpublicationCriticalpatent/NO880478L/no
B44D—PAINTING OR ARTISTIC DRAWING, NOT OTHERWISE PROVIDED FOR; PRESERVING PAINTINGS; SURFACE TREATMENT TO OBTAIN SPECIAL ARTISTIC SURFACE EFFECTS OR FINISHES
B44D3/00—Accessories or implements for use in connection with painting or artistic drawing, not otherwise provided for; Methods or devices for colour determination, selection, or synthesis, e.g. use of colour tables
B44D3/18—Boards or sheets with surfaces prepared for painting or drawing pictures; Stretching frames for canvases