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International Macgregor Organization Imgo
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International Macgregor Organization Imgo
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Application filed by International Macgregor Organization ImgofiledCriticalInternational Macgregor Organization Imgo
Priority to FR966543ApriorityCriticalpatent/FR1395862A/en
Application grantedgrantedCritical
Publication of FR1395862ApublicationCriticalpatent/FR1395862A/en
Automatic opening and closing device with movable panels for a ship's hatch or for a similar access port in wheeled vehicles, buildings and fixed installations