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Report on the British Indian Army, 1943
Piece
Catalogue reference: AVIA 8/106
This record is about the Improvements to cocks or valves in airships and their operation from a distance by... dating from 1916 - 1933 in the series Air Ministry and successors: Inventions, and Research and Development, Registered.... It is held at The National Archives, Kew.
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Improvements to cocks or valves in airships and their operation from a distance by R V Southwell and H Hartridge: patent application 14050/16
AVIA 8
See the series level description for more information about this record.
Records created or inherited by the Ministry of Aviation and successors, the Air...
Air Ministry and successors: Inventions, and Research and Development, Registered...
Improvements to cocks or valves in airships and their operation from a distance by...
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