| 摘要 |
364,402. Plasterers' beads. WILLIAMS, F., 1, Florence Villas, High Road, Hayes, Middlesex. Feb. 20, 1931, No. 5443. [Class 20 (iv).] Angle beadings of sheet metal or other sheet material are provided with apertured side wings or flanges formed by slitting and expanding the material. A plain portion 15 may be left next to the nosing 10. The nosing may be arcuate in section and be bent to form a waist or groove 11 to key the edge of the plaster ; it may also be formed separately from the wings and be brazed or welded thereto. |
