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.)
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Publication date
Application filedfiledCritical
Priority to JP1975100917UpriorityCriticalpatent/JPS5512506Y2/ja
Priority to US05/680,458prioritypatent/US4079631A/en
Priority to AU13347/76Aprioritypatent/AU499822B2/en
Priority to NL7604530Aprioritypatent/NL7604530A/xx
Priority to DE19762618713prioritypatent/DE2618713C2/de
Publication of JPS5215103UpublicationCriticalpatent/JPS5215103U/ja
Application grantedgrantedCritical
Publication of JPS5512506Y2publicationCriticalpatent/JPS5512506Y2/ja