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 DE1930536150DpriorityCriticalpatent/DE536150C/de
Priority to CH149296Dprioritypatent/CH149296A/de
Application filed by IndividualfiledCriticalIndividual
Priority to GB933330Aprioritypatent/GB347832A/en
Publication of GB347832ApublicationCriticalpatent/GB347832A/en