Inventions By 07016.casp Jan 1, 1901 vacuum cleaner Feb 2, 1902 air conditioning; automated tea maker Mar 3, 1903 electrocardiogram; first powered flight Apr 4, 1904 radar; tea bags May 5, 1905 plastic Jun 6, 1906 radio broadcasting Jul 7, 1907 electric washing machine Aug 8, 1908 coffee filter; water coolers; paper cups Sep 9, 1913 crossword puzzles; bras; zips Nov 10, 1916 sonar Nov 11, 1920 hair dryers; kiss-proof lipstick Dec 12, 1921 robots; insulin Jan 1, 1924 frozen food Feb 2, 1925 television Mar 3, 1926 rosol sprays Apr 4, 1927 ‘Talkies’ at the movies May 5, 1928 penicillin Jun 6, 1930 jet engine; mechanical toothbrushes; Scotch tape Jul 7, 1932 parking meter Aug 8, 1935 electric guitar Sep 9, 1936 sun tan lotion; electric blanket Oct 10, 1938 ballpoint pen; photocopying Nov 11, 1939 helicopters Dec 12, 1942 first nuclear reactor built; Jan 1, 1946 microwave ovens; automation; Bikini; Tupperware; Tupperware Parties Feb 2, 1947 transistors; holograms; mobile phones Mar 3, 1948 frisbees; velcro; general purpose computers; contact lenses Apr 4, 1950 credit cards May 5, 1951 Tetrapak cartons of milk Jun 6, 1952 wide-screen cinema Jul 7, 1953 transistor radio Aug 8, 1954 solar cell Sep 9, 1955 atomic clock Oct 10, 1956 video tape recorder Nov 11, 1957 satellite Dec 12, 1958 video games; modems Jan 1, 1959 car seat belts Feb 2, 1960 cardiac pacemaker; laser Mar 3, 1961 Man in Space Apr 4, 1964 computer mouse; miniskirt May 5, 1965 optical disc; bay buggy; HTML Jun 6, 1966 pocket television Jul 7, 1967 portable calculator Aug 8, 1968 biometrics; Workmate; artificial heart Sep 9, 1969 the Internet; cash dispenser Oct 10, 1970 LED and LCD’s Nov 11, 1971 floppy disc Dec 12, 1973 barcodes; post-it-note; car airbags Jan 1, 1975 personal computer; laser printer Feb 2, 1977 MRI scanner; inkjet printer Mar 3, 1979 first personal stereo Apr 4, 1980 Hepatitis B vaccine Apr 4, 1987 disposable contact lenses May 5, 1989 World Wide Web