{HEAD ~ Hermetic closure} for electrochemical cells utilizing glass to metal seals in {TAIL ~ combination} with electrolyte introduction means 
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{ HEAD ~ Hermetic closure } for electrochemical cells utilizing glass to metal seals in { TAIL ~ combination } with electrolyte introduction means
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH