| 摘要 |
925,059. Moulds. SPERRYN & CO. Ltd. Jan. 29, 1962 [Feb. 1, 1961], No. 3747/61. Class 83 (1). [Also in Group XXVIII] A pipe fitting or the like such as a U-bend, is cast with a union nut 12 or the like loosely mounted thereon between enlargements by casting the fitting in a die or mould 14 having an annular core 16 incorporating the previously formed nut 12. |
