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Priority to JP12649880UpriorityCriticalpatent/JPS622512Y2/ja
Publication of JPS5748429UpublicationCriticalpatent/JPS5748429U/ja
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Publication of JPS622512Y2publicationCriticalpatent/JPS622512Y2/ja
Device for determining the quantity of the contents of a tank mounted in a frame which rests on a base with four points of support disposed in the corners of a rectangle