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Application filed by 関西日本電気株式会社filedCritical関西日本電気株式会社
Priority to JP1989098323UpriorityCriticalpatent/JP2500503Y2/ja
Priority to US07/570,533prioritypatent/US5266865A/en
Publication of JPH0337795UpublicationCriticalpatent/JPH0337795U/ja
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Publication of JP2500503Y2publicationCriticalpatent/JP2500503Y2/ja
