Alternating-Current Electrification of the New York, New Haven & Hartford Railroad, 1907 | 1907 | 22-May-82 | Connecticut | 3 |
Two-Way Police Radio Communication, 1933 | 1933 | 01-May-87 | North Jersey | 10 |
FM Police Radio Communication, 1940 | 1940 | 01-Jun-87 | Connecticut | 11 |
Demonstration of Practical Telegraphy, 1838 | 1838 | 07-May-88 | North Jersey | 13 |
Adams Hydroelectric Generating Plant, 1895 | 1895 | 21-Jun-90 | Buffalo | 17 |
MIT Radiation Laboratory, 1940-1945 | 1940 | 01-Oct-90 | Boston | 19 |
Alexanderson Radio Alternator, 1904 | 1904 | 20-Feb-92 | Schenectady | 22 |
Monochrome-Compatible Electronic Color Television, 1946-1953 | 1946 | 29-Nov-01 | Princeton/Central Jersey | 40 |
First Transatlantic Transmission of a Television Signal via Satellite, 1962 | 1962 | 01-Jul-02 | Maine | 44 |
Electric Fire Alarm System, 1852 | 1852 | 01-Oct-04 | Boston | 50 |
Alternating Current Electrification, 1886 | 1886 | 02-Oct-04 | Berkshire | 51 |
Power System of Boston's Rapid Transit, 1889 | 1889 | 10-Nov-04 | Boston | 52 |
First Intelligible Voice Transmission over Electric Wire, 1876 | 1876 | 10-Mar-06 | Boston | 67 |
Thomas Alva Edison Historic Site at Menlo Park, 1876 | 1876 | 09-Sep-06 | Princeton/Central Jersey | 68 |
Liquid Crystal Display, 1968 | 1968 | 30-Sep-06 | Princeton/Central Jersey | 71 |
First Wireless Radio Broadcast by Reginald A. Fessenden, 1906 | 1906 | 13-Sep-08 | Boston | 78 |
Largest Private (dc) Generating Plant in the U.S.A., 1929 | 1929 | 25-Sep-08 | New York | 79 |
Thomas A. Edison West Orange Laboratories and Factories, 1887 | 1887 | 18-Oct-08 | North Jersey | 76 |
IBM Thomas J. Watson Research Center, 1960 - 1984 | 1960 | 16-Oct-09 | New York | 91 |
Invention of the First Transistor at Bell Telephone Laboratories, Inc., 1947 | 1947 | 08-Dec-09 | North Jersey | 89 |
TIROS-1 Television Infrared Observation Satellite, 1960 | 1960 | 27-Sep-10 | Princeton/Central Jersey | 101 |
Pearl Street Station, 1882 | 1882 | 10-May-11 | New York | 114 |
Grumman Lunar Module, 1962-1972 | 1962 | 20-Jul-11 | Long Island | 115 |
First Real-Time Speech Communication on Packet Networks, 1974 - 1982 | 1974 | 08-Dec-11 | Boston | 117 |
Apollo Guidance Computer, 1962-1972 | 1962 | 13-Dec-11 | Boston | 118 |
World's First Low-Loss Optical Fiber for Telecommunications, 1970 | 1970 | 01-May-12 | Rochester | 121 |
Loran, 1940 - 1946 | 1940 | 27-Jun-12 | Boston | 123 |
Whirlwind Computer, 1944-59 | 1944 | 27-Jun-12 | Boston | 124 |
Semi-Automatic Ground Environment (SAGE) 1951-1958 | 1951 | 27-Jun-12 | Boston | 125 |
First Optical Fiber Laser and Amplifier, 1961-1964 | 1961 | 26-Oct-12 | Worcester County | 131 |
First Blind Takeoff, Flight and Landing, 1929 | 1929 | 24-Sep-14 | Long Island | 145 |
Bell Telephone Laboratories, Inc., 1925-1983 | 1925 | 18-Dec-14 | North Jersey | 151 |
Interactive Video Games, 1966 | 1966 | 21-Sep-15 | New Hampshire | 158 |
Shannon Development of Information Theory | 1939 | 17-May-16 | Boston | 163 |
American Standard Code for Information Interchange ASCII, 1963 | 1963 | 19-May-16 | New Jersey Coast | 165 |
Trans-Atlantic Telephone Fiber-optic Submarine Cable (TAT-8) - 1988 | 1988 | 19-May-16 | New Jersey Coast | 166 |
Weston Meters 1887-1893 | 1893 | 23-Sep-16 | North Jersey | |
Grand Central Terminal Electrification | 1906 | 15-Jun-16 | New York | 168 |