Self-standing fish tank thermometer

A self-standing aquarium thermometer includes an impermeable self-standing housing disposed within an aquarium containing a predetermined volume of water, the self-standing housing has a lower cavity for receiving a weighting element, which has a predetermined weight for overcoming a floating force...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	Yim, Sang Il
Format:	Patent
Sprache:	eng
Online-Zugang:	Volltext bestellen
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