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.)
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 filedfiledCritical
Priority to JP1971099858UpriorityCriticalpatent/JPS513373Y2/ja
Priority to GB4294872Aprioritypatent/GB1377009A/en
Priority to CA152,558Aprioritypatent/CA971625A/en
Priority to DE2247543Aprioritypatent/DE2247543C3/de
Priority to FR7234625Aprioritypatent/FR2157815B1/fr
Priority to SE7212639Aprioritypatent/SE409629B/sv
Publication of JPS4854018UpublicationCriticalpatent/JPS4854018U/ja
Priority to US458136Aprioritypatent/US3909292A/en
Application grantedgrantedCritical
Publication of JPS513373Y2publicationCriticalpatent/JPS513373Y2/ja