Before revision: Manufacture A licence to manufacture 3DQP in the US was acquired from the British Government and production was undertaken by AVCO, one of the two suppliers of US RV's , the other being General Electric.
After revision: Manufacture A licence to manufacture 3DQP in the US was acquired from the British Government and production was undertaken by AVCO, one of the two suppliers of US RVs , the other being General Electric.