SONNENSCHEIN

Galvanic [ Primary and ] Secondary Cells, and Batteries of Such Cells in the Nature of Electrodes and Electrolytes, and Piece Parts and Accessories Therefor-Namely, Electrodes and Battery-Containers with Electrical Connectors; [ Instruments for Determining Electrolyte Density and Electrolyte Levels in Batteries; ] Apparatus and Instruments for Charging Storage Batteries; Compact Emergency Power Supply Units with Storage Batteries and Charging Apparatus; Electronic Instruments for Battery or Main Power Supply-Namely, Rectifiers; Converters; DC-AC/DC-DC Inverters; and Voltage Stabilizers for Storage Batteries