Milk requirement indicator

An indicator device for use in connection with milk bottles as a means of indicating a requirement therefor consists of two telescopingly and separably engaged conical members rotatably supported one upon another, and co-operating scale and pointer means on the respective parts adapted, according to...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HOPKINS, JOHN LESLIE, HOLMES, ARTHUR
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:An indicator device for use in connection with milk bottles as a means of indicating a requirement therefor consists of two telescopingly and separably engaged conical members rotatably supported one upon another, and co-operating scale and pointer means on the respective parts adapted, according to a relative angular disposition, to indicate a selected one of a plurality of legends which constitute the scale.