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Edwin Howard Armstrong / National Register of Historic Places / Philosophy Hall / Designated landmark / Lee De Forest / National Historic Landmark / Historic preservation / Electronic engineering / Engineering


Document Date: 2008-03-18 03:46:50

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City

Chelsea / Baltimore / New York / Paris / Yonkers / Clifden / Honolulu / New York City / /

Company

Dodge Laboratories / General Electric / Marcellus Hartley Labs / J. P. Morgan / AT&T / Rhode Island State Capital / Johns Hopkins University Press / Marcellus Hartley Laboratory / Marcellus Hartley Laboratories / American Marconi Company / 15The Radio Club of America / American Marconi Wireless Company / Quadrangle/The New York Times Book Co. / Bell Laboratory / Mead / Marconi Wireless Company / Pupin Physics Laboratory / Radio Club of America Inc. / Hartley Research Laboratory / /

Country

France / United States / Columbia / Ireland / /

Event

M&A / Employment Change / /

Facility

Columbia University's Philosophy Hall / Radio Club of America / New York City's Pennsylvania Station / Inside Philosophy Hall / Pupin Physics Laboratory / Institute of Electrical / Columbia University / Boston Public Library / Madison Square Garden / Institute of Radio Engineers13 / Revson Plaza / J. P. Morgan Library / College Education / Institute of Radio Engineers / Hartley Research Laboratory / Philosophy Hall / Low Memorial Library / Columbia University campus / /

IndustryTerm

wired communications technologies / wireless communications / patina copper metal / mechanical equipment / utility machinery / wireless communication technologies / wireless technologies / electronics / steel frame / /

NaturalFeature

Glace Bay / Lee De Forest / /

Organization

Institute of Electrical / 13The Institute of Radio Engineers / Institute of Radio Engineers13 / Federal Agency / Engineering Department / U.S. Army Signal Corps / Electronics Engineering / Johns Hopkins University / National Park Service USDI / United States Department of the Interior / Columbia University in New York / Institute of Electrical and Electronics Engineering / National Park Service / Historic Places Registration Form Department / History Center / /

Person

Nicola Tesla / Reginald Fessenden / Edwin H. Armstrong / Michael Pupin / Edwin Howard Armstrong / John W. Morrisey / Kent Hall / David Sarnoff / John H. Morecroft / /

Position

Captain / president / Architect / assistant in the Engineering / Butler Library / head / Certifying Official / Professor / assistant / future president / /

ProvinceOrState

Vermont / NY County / New York / Nova Scotia / /

PublishedMedium

Milestones / /

RadioStation

Nova / 15 With / Radio Engineers13 / /

SportsEvent

NHL / /

Technology

wireless communications / wired communications technologies / wireless communication technologies / wireless technologies / frequency modulation / vacuum tube / integrated circuit / /

SocialTag