| 摘要 |
942,568. Indicator boards; signs. SOC. D'ELECTRICITE MORS. Sept. 29, 1960 [Nov. 19, 1959], No. 33463/60. Heading G5C. An indicator board consists of a series of grids 14 secured together and to a frame 23 by a bracket 21, 22 having a flat assembly piece 20 engaging opposed recesses 19 in adjacent grids. The display squares 1 are provided with resilient fixing lugs 15,16 and carry indicia in relief thereon. The squares may be individually locked in position by a clip 17 or collectively lashed together in batches of four by a hoop engaging four adjacent lugs, see Figs. 6 and 7 (not shown). The squares are made by stamping or bonding sheet metal or plastic. |
