| 摘要 |
689,259. Vehicle wheels. DUNLOP RUBBER CO., Ltd. Aug. 1, 1951 [Aug. 19, 1950], No. 20588/50. Class 144 (ii). A cycle wheel rim adapted for use with pull - on or calliper brakes comprises tubular flanges 3 with flat outer faces 4, the edges of the metal being welded to the rim-base and separated by the well 2.
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