▁of ▁both ▁Had ash ▁and ▁its ▁M aki ▁fa ction , ▁Sa ' d ▁was ▁elected ▁to ▁the ▁K ness et ▁on ▁the ▁Had ash - Bal ad ▁list ▁in ▁ 1 9 9 6 , ▁and ▁served ▁on ▁the ▁K ness et ▁fin ance ▁committee . ▁ ▁References ▁ ▁External ▁links ▁ ▁Category : 1 9 4 5 ▁birth s ▁Category : 2 0 1 0 ▁death s ▁Category : Saint ▁Petersburg ▁State ▁University ▁al umn i ▁Category : Is ra eli ▁econom ists ▁Category : Is ra eli ▁journal ists ▁Category : A rab ▁polit icians ▁in ▁Israel ▁Category : H ad ash ▁polit icians ▁Category : M aki ▁( polit ical ▁party ) ▁polit icians ▁Category : M embers ▁of ▁the ▁ 1 4 th ▁K ness et ▁( 1 9 9 6 – 1 9 9 9 ) <0x0A> </s> ▁William ▁S ellers ▁( Se ptember ▁ 1 9 , ▁ 1 8 2 4 ▁– ▁January ▁ 2 4 , ▁ 1 9 0 5 ) ▁was ▁a ▁mechanical ▁engineer , ▁manufact urer , ▁business man , ▁and ▁invent or ▁who ▁file d ▁more ▁than ▁ 9 0 ▁pat ents , ▁most ▁not ably ▁the ▁design ▁for ▁the ▁United ▁States ▁standard ▁sc rew ▁thread . ▁ ▁As ▁president ▁of ▁the ▁Franklin ▁Institute ▁in ▁Philadelphia , ▁Pennsylvania , ▁S ellers ▁proposed ▁the ▁ad option ▁of ▁a ▁system ▁of ▁sc rew ▁threads ▁which ▁was ▁easier ▁for ▁ordinary ▁mechan ics ▁and ▁mach in ists ▁to ▁cut ▁than ▁a ▁similar ▁design ▁by