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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.)
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Publication date
Family has litigation
First worldwide family litigation filedlitigationCriticalhttps://patents.darts-ip.com/?family=28646374&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS5617583(Y2)"Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filedfiledCritical
Priority to JP1975167755UpriorityCriticalpatent/JPS5617583Y2/ja
Publication of JPS5278965UpublicationCriticalpatent/JPS5278965U/ja
Application grantedgrantedCritical
Publication of JPS5617583Y2publicationCriticalpatent/JPS5617583Y2/ja