Inventions When was Milk Tray first introduced? 1915 1934 1942 1923 1915 1934 1942 1923 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bifocal Lens? Benjamin Franklin Rudolf Diesel Alfred B. Nobel Thomas Alva Edison Benjamin Franklin Rudolf Diesel Alfred B. Nobel Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention was first installed at a Hartford, Connecticut bank in 1889? Pay telephone Automatic teller machine Time-lock safe Burglar alarm Pay telephone Automatic teller machine Time-lock safe Burglar alarm ANSWER DOWNLOAD EXAMIANS APP
Inventions When were bar code scanners invented? 1950s 1960s 1940s 1970s 1950s 1960s 1940s 1970s ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bakelite? Leo Hendrik Baekeland Roy Plunkett Henry Ford Charles Goodyear Leo Hendrik Baekeland Roy Plunkett Henry Ford Charles Goodyear ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Fountain Pen? Sir Frank Whittle John J. Loud Lewis E. Waterman Kirkpatrick Macmillan Sir Frank Whittle John J. Loud Lewis E. Waterman Kirkpatrick Macmillan ANSWER DOWNLOAD EXAMIANS APP
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