Month in the Patent Office: A Selection of the More Important Aircraft and Engine Specifications Published Recently

Abstract

Darby, M. O., Regent House, Kingsway, London, and Sidney, A. A., 22, Lodge Road, Croydon. Mirch 23, 1929, No. 9425. [Class 7 (iii).]

Citation

(1930), "Month in the Patent Office: A Selection of the More Important Aircraft and Engine Specifications Published Recently", Aircraft Engineering and Aerospace Technology, Vol. 2 No. 11, pp. 296-296. https://doi.org/10.1108/eb029343