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.)
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Application filed by Usines V BarrofiledCriticalUsines V Barro
Priority to BE596617ApriorityCriticalpatent/BE596617A/fr
Publication of BE596617ApublicationCriticalpatent/BE596617A/fr
Priority to LU40763Dprioritypatent/LU40763A1/xx
Priority to ES271637Aprioritypatent/ES271637A1/es
Priority to FR877401Aprioritypatent/FR1305757A/fr
Priority to DE1961U0003329prioritypatent/DE1848350U/de