9th December 1938, Page 62
9th December 1938
Page 62

Page 62, 9th December 1938
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Ball-weight-operated Centrifugal Clutch
improved design of automatic clutch is shown in patent No. 494,368, which comes from G. Hayter and the Northern General Transport Co., Ltd., 88, Kingsway, London, 1.V.C.2. The......