Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE418394ApublicationCriticalpatent/BE418394A/xx
H01H29/00—Switches having at least one liquid contact
H01H29/20—Switches having at least one liquid contact operated by tilting contact-liquid container
H01H29/22—Switches having at least one liquid contact operated by tilting contact-liquid container wherein contact is made and broken between liquid and solid