| 摘要 |
1424942 Window frames NISSAN MOTOR CO Ltd 7 Jan 1974 [16 Jan 1973] 00708/74 Heading E1J A window frame has top and side portions (14, 15, 16) of channel cross-section formed by peripheral and side walls 11, 13, 12 a flange 17 being located between peripheral wall 11 and side wall 13, the flange being at an obtuse angle to wall 11 in top portion 14 and the upper part of portion 16, and increasing smoothly to an angle of 180‹ to wall 11 in the lower part of portion 16. Portions 14, 15, 16 are integral or welded together. |
