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.)
Individual
Original Assignee
Individual
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 to NL75238DpriorityCriticalpatent/NL75238C/xx
Priority to DEP33194Aprioritypatent/DE828350C/de
Application filed by IndividualfiledCriticalIndividual
Priority to GB1468149Aprioritypatent/GB660495A/en
Publication of GB660495ApublicationCriticalpatent/GB660495A/en