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Application filed by 株式会社日本アルミ, 日本アルミ住宅建材工業株式会社filedCritical株式会社日本アルミ
Priority to JP5321883UpriorityCriticalpatent/JPS59159369U/ja
Publication of JPS59159369UpublicationCriticalpatent/JPS59159369U/ja
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Publication of JPS63131Y2publicationCriticalpatent/JPS63131Y2/ja