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Henry Wallace Doveton Dunlop
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Publication of GB189912723ApublicationCriticalpatent/GB189912723A/en
12,723. Dunlop, H. W. D. June 19. Tyres, pneumatic. -The dust cap A of the inflating- valve V has an under-collar C provided with hooks H, which are connected, by rubber or other springs S, to the spokes P or the rim R of the wheel, so that the springs r e - move the dust cap when it is unscrewed.
GB189912723D1899-06-191899-06-19An Improvement in the Attachment of Dust-caps of Bicycle Valves.
ExpiredGB189912723A
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