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History of the manufacturer  

International Signal Co.; NY

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Name: International Signal Co.; NY    (USA)  
Abbreviation: internasig
Products: Model types
Summary:

International Signal Company
New York City, New York

Founded: 1917
Closed: 1919
History:

In 1917 Thomas H. Given and Hay Walker Jr. formed the International Signal Company (ISC) and transferred NESCO's patent assets to the new company. Westinghouse obtained majority control of ISC through the purchase of $2,500,000 worth of stock. The company was then reincorporated as The International Radio Telegraph Company. The Westinghouse-RCA agreements were signed in 1921 and International's assets were transferred to RCA.

This manufacturer was suggested by Alan Larsen.


Some models:
Country Year Name 1st Tube Notes
USA  17 Radio Compass Receiver Type S.E. 712A   Receiver/reactive Tuner for external Detector, either Crystal or tube (Triode). Buzzer for... 

[rmxhdet-en]

Further details for this manufacturer by the members (rmfiorg):

November 19, 1917 The News Journal newspaper. Announcement of the incorporation of ISC in 1917.tbn_usa_international_signal_the_news_journal_mon_nov_19_1917.jpg
Tuesday Feb. 12th, 1918 Evening Public Ledger newspaper. Newspaper article about the patent fight with the Marconi company.tbn_usa_international_signal_evening_public_ledger_tue_feb_12_1918.jpg

  

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