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Individual
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Individual
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Priority to ES1979242335UpriorityCriticalpatent/ES242335Y/es
Publication of ES242335UpublicationCriticalpatent/ES242335U/es
Application grantedgrantedCritical
Publication of ES242335YpublicationCriticalpatent/ES242335Y/es
Segmento de sincronismo perfeccionado, caracterizado esencialmente porque estando constituido por una argolla abierta metálica que es plana en su dintorno y en su contorno presenta sus aristas exteriores afectadas por un bisel o un escalonamiento y tiene en su superficie exterior y lateral estructuralmente modificada por acción termoquímica sin afectar dimensionalmente la zona de estructura modificada.
ES1979242335U1979-03-281979-03-28Segmento de sincronismo perfeccionado.
ExpiredES242335Y
(es)
Alpha-aminomethylene-beta-formylaminopropionitrile, process for its preparation and its use in the preparation of 2-methyl-4-amino-5-formylaminomethylpyrimidine