[D8303ZIO1], Memorandum, Samuel Insull, 1883
https://edisondigital.rutgers.edu/document/D8303ZIO1
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Title
[D8303ZIO1], Memorandum, Samuel Insull, 1883
Editor's Notes
[interesting] Descriptions of the Ampere Indicator, Disc Dynamo, Rheostat of Electric Lamps, Motophone, Leyden Jars in Vacuum, Automatic Electric Meter, Standard Meter used by the Edison Electric Light Co, Stock Quotation Printing Machine, Pressure Relay, Phonograph in combination with a Telephone, Speaking Phonograph, Hand and Automatic Musical Telephone, Electro Motograph Principle, Transmitter & Recorder of the Domestic & American District Companies, Land Speaking Telephone, Motograph Telegraph Relay, Magnetic Iron Separator, Etherscope, Odorscope, Volt Indicator, Apparatus for Showing the Conductivity of continuous currents through high Vacuum, Carbon Rheostat, Micro Tasimeter, Perforatoes & Transmitters for Automatic Chemical Telegraphs & part of the apparatus employed in Edisons system of automatic chemical telegraphs, microphones, electric pen, Private Line System of Printing Telegraphs, Quadruplex, Motograph Battery, Single Electrode Battery, Multiple Telegraph Tuning Fork Principle, Various Forms of Carbon Telephone Transmitters, Chemical Stock Quotation Printer, Autographic Telegraph, and Telephone Repeater
Supplied year
Author
Date
1883-00-00
Type
Folder/Volume ID
D8303-F
Microfilm ID
64:365
Document ID
D8303ZIO1
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University