House of Invention

TABLE OF CONTENTS: The disposable razor -- Vaseline -- Hair straightener -- Frozen food -- The blender -- Breakfast cereal -- The intercom -- Bank notes -- Locks and keys -- Muzak -- The pencil -- The electrical outlet -- The intermittent windshield wiper -- The standard screw thread -- The flat-bottomed paper bag -- Television -- The exercise machine -- Solitaire -- The brassiere -- Shatterproof glasses -- The condom.