13th April 1934, Page 58
13th April 1934
Page 58

Page 58, 13th April 1934
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A Novel Valve-guide Assembly
A Résumé of Recently Published Patent Specifications DATENT No. 406,815, by Oliver D. 1 North, Percy G. Hugh, and S camme! Lorries, Ltd., 52-54, Hi g h Holborn, London, W.C.1,......