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Publication of LU38727A1publicationCriticalpatent/LU38727A1/xx
G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards
G09F7/18—Means for attaching signs, plates, panels, or boards to a supporting structure
G09F7/22—Means for attaching signs, plates, panels, or boards to a supporting structure for rotatably or swingably mounting, e.g. for boards adapted to be rotated by the wind