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