| 摘要 |
1,124,217. Chains. INDUSTRIAS YUK S.L. 24 May, 1967 [14 June, 1966], No. 24166/67. Heading F2Q. In a chain link formed of sheet metal having curled edge portions 2, adapted to receive pins, extensions 3 on the edge portions are received in holes 4 in the body of the link and riveted thereto. |
