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New Systems Make for Safer Aircraft.
Graviner Limited, England
Fire International,
No. 111,
32,34-35,
June/July 1988
Ball, D. N.; Spring, D. J.; Davies, S. J.
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Fire Extinguishing Substance.
Kidde-Graviner Ltd., Derby, England
UK Patent GB 2,233,226A,
June 21, 1990,
13 p.