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Priority to BE644883ApriorityCriticalpatent/BE644883A/fr
Publication of BE644883ApublicationCriticalpatent/BE644883A/fr
Time evolution of damage tracks in sapphire and ruby(Photographic recording of time evolution of damage tracks in sapphire and ruby lens material due to laser radiation)
Dispositif mécanique d'enlèvement du laitier par voie humide, applicable en particulier à des fours destinés à la combustion d'ordures ménagères