DescriptionEdison cautery batteries were specially designed to meet the large and increasing demand of physicians and surgeons for a reliable battery capable of furnishing a very heavy current for cautery work. ...
DescriptionThomas Edison began serious research into developing a practical incandescent lamp in 1878. Edison filed his first patent application for "Improvement In Electric Lights" on 14 October 1878. After...
DescriptionIn 1897, Thomas A. Edison designed and built the first Projecting Kinetoscope. Edison’s Kinetoscope was capable of projecting moving film images. Prior to the development of the Projecting...
DescriptionIn 1897, Thomas A. Edison designed and built the first Projecting Kinetoscope. Edison’s Kinetoscope was capable of projecting moving film images. Prior to the development of the Projecting...
DescriptionIn 1897, Thomas A. Edison designed and built the first Projecting Kinetoscope. Edison’s Kinetoscope was capable of projecting moving film images. Prior to the development of the Projecting...
DescriptionIn 1897, Thomas A. Edison designed and built the first Projecting Kinetoscope. Edison’s Kinetoscope was capable of projecting moving film images. Prior to the development of the Projecting...
DescriptionIn August 1937, the Edison Business Phonograph, later known as the Ediphone Voice Writing or "Ediphone" for short, celebrated its Diamond Jubilee on the occasion of its 60th Anniversary. The...
DescriptionOn December 10, 1889, Mr. V. H. Emerson of Newark, New Jersey, an "electrician of long experience," demonstrated Thomas A. Edison's phonograph to the greater public of Hightstown, New Jersey. The...
DescriptionThis interview was conducted as part of the New Jersey Historical Commission Grant-funded Multi-Ethnic Oral History Project. The interviewee is Mr. Tuyen Minh Ha, a Vietnamese American, who came to...
