| 摘要 |
687,985. Pedestal stands. MARCOLONGO, C. Jan. 5, 1951 [Jan. 10, 1950; March 20, 1950], No. 439/51. Class 52(iii) Shelves 3 are held in transverse slots 2 in a single-piece pillar 1 -by internal axially displaceable blocks 4 which may be actuated, as shown, by concentric screwed shafts 6 with knurled heads 7 at the top or bottom of the pillar, or by tension wires with bell - crank lever adjusting means operable by screws. |
