Bus bar for electric connection and middle and battery...
Bussing structure in an electrochemical cell
Button battery holder
Button cell
Button cell configuration
Button cell construction with internally compressed gasket
Button cell constructions and thin profile battery...
Button cell electrode and method of manufacture
Button cell with retaining ring for anode
Button type alkaline battery
Button type battery with improved separator and gasket construct
Button type electric cells
Button-type air cell
Button-type alkaline battery and method of manufacturing the...
Button-type batteries with an insulating jacket
Button-type battery constructions
Button-type battery constructions
Button-type battery having bendable construction, and angled but
Button-type battery with improved separator and gasket construct
Button-type battery with improved separator and gasket construct