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
Priority claimed from CH1216964Aexternal-prioritypatent/CH422655A/de
Application filed by Bulova Watch Co IncfiledCriticalBulova Watch Co Inc
Priority to CH5065DpriorityCriticalpatent/CH5065A4/xx
Priority to CH5065Aprioritypatent/CH458218A/de
Publication of CH458218ApublicationCriticalpatent/CH458218A/de