ORIGINAL PATENT APPLICATION NUMBER 177,250 FOR IMPROVEMENTS IN OR CONNECTED WITH CONTROL SURFACES FOR AIRCRAFT. (LONDON).

Cambridge Rare Books


ISBN:

Title: ORIGINAL PATENT APPLICATION NUMBER 177,250 FOR IMPROVEMENTS IN OR CONNECTED WITH CONTROL SURFACES FOR AIRCRAFT. (LONDON).

Authors: Duncan, Bernard Arthur.

Binding: Hardback

Publisher: HMSO

Publish Date: 1920

Condition: ACCEPTABLE

SKU: 1427488

Details: 1920. HMSO. First. Disbound loose sheets with clear protective covers. 7.5.x11. Provisional specification for patent application together with drawings.


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