This manufacturing efficiency eliminates numerous and excessive prior art components normally used in {HEAD ~ the manufacture} of {TAIL ~ sound dampening systems} for window sash balances 
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This manufacturing efficiency eliminates numerous and excessive prior art components normally used in { HEAD ~ the manufacture } of { TAIL ~ sound dampening systems } for window sash balances
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH