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 JP7600171UpriorityCriticalpatent/JPS558466Y2/ja
Priority to GB3836072Aprioritypatent/GB1401046A/en
Priority to US00281643Aprioritypatent/US3761755A/en
Priority to SU721823389Aprioritypatent/SU602138A3/ru
Priority to IT69707/72Aprioritypatent/IT969543B/it
Priority to FR7230240Aprioritypatent/FR2150512B1/fr
Priority to DE19722241561prioritypatent/DE2241561C3/de
Publication of JPS4831514UpublicationCriticalpatent/JPS4831514U/ja
Application grantedgrantedCritical
Publication of JPS558466Y2publicationCriticalpatent/JPS558466Y2/ja