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Neville Riddlesdale Eduardo Herman
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Neville Riddlesdale Eduardo Herman
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Priority to ES23508ApriorityCriticalpatent/ES23508A2/en
Publication of ES23508A2publicationCriticalpatent/ES23508A2/en
The manometrograph apparatus registered with its experimental practical engine to directly determine the practical calorific power of the fuels consumed in the places of the steam generators.