| http://www.w3.org/ns/prov#value | - A wound section which is composed of a negative electrode 6, a separator 7 and a positive electrode 8 is provided within the housing, the assembly being enveloped by an electrically insulating synthetic resin foil 9 of, for example, polyvinyl chloride and bearing on a disc 10 of an electrically insulating material such as polyvinyl chloride.
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