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Application filed by ホンイン株式会社, 株式会社平岡, 三協スチレン工業株式会社filedCriticalホンイン株式会社
Priority to JP12375083UpriorityCriticalpatent/JPS6033087U/ja
Publication of JPS6033087UpublicationCriticalpatent/JPS6033087U/ja
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Publication of JPH0211300Y2publicationCriticalpatent/JPH0211300Y2/ja