25th November 1932, Page 68
25th November 1932
Page 68
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Page 68, 25th November 1932
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Steering Track-laying Tractors
A Résumé of Recently Published Patent Spe cifications MHE name of the Cleveland Tractor Co., U.S.A., appears in patent No. 381,974, in which it is pointed out that with traettrs......