Verlag: HMSO, 1944
Anbieter: Cambridge Rare Books, Cambridge, GLOUC, Vereinigtes Königreich
Erstausgabe
Hardback. Zustand: GOOD. 1st Edition. 1944. HMSO. First. Disbound loose sheets with clear protective covers. 7.5.x11. Provisional specification for patent application together with drawings.
Verlag: HMSO, 1951
Anbieter: Cambridge Rare Books, Cambridge, GLOUC, Vereinigtes Königreich
Erstausgabe
PAPERBACK. Zustand: GOOD. 1st Edition. 1951. HMSO. First. Disbound loose sheets with clear protective covers. 7.5.x11. Complete specification for patent application together with drawings.