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2)eletric iron
who? henry w Seeley
when? June6,1882
where? New York

zipper (clasp-locker)
who? Whitcomb L. Judson
when?August 29,1983
where? Chicago World's Fair
successful? No

zipper (hookless Fastener)
who?Gideon Sundbach
when?1913
succesful? yes

zipper (the name)
who?US Army
when?1923