Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ERIEL D USINES A GAZ CIE POUR
Compteurs Schlumberger SA
Original Assignee
ERIEL D USINES A GAZ CIE POUR
Compteurs Schlumberger SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ERIEL D USINES A GAZ CIE POUR, Compteurs Schlumberger SAfiledCriticalERIEL D USINES A GAZ CIE POUR
Priority to ES0154842ApriorityCriticalpatent/ES154842A2/es
Publication of ES154842A2publicationCriticalpatent/ES154842A2/es
La propiedad y la explotación exclusiva de una válvula anular de distribución para contadores de gassecos o de líquidoscon cuatro cámaras medidorascaracterizada por el hecho de estar revestida con una materia plástica cualquiera en hoja.
ES0154842A1941-10-221941-10-22Mejoras introducidas con el objeto de la patente
ExpiredES154842A2
(es)