1998 Death Walter Diemer, inventor (bubble gum 1928), dies of heart failure at 93 1998 Death Walter Diemer, inventor/accountant, invented bubble gum, dies at 93 1933 Birthday William Wrigley III, chewing gum mogul, Wrigleys 1932 Death William K Wrigley, owner (Wrigley Gum, Chicago Cubs), dies 1869 Event William Finley Semple of Mount Vernon, Ohio, patents chewing gum
