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Electrical Products Manufacturing Company, 69 Sprague St, Providence, RI was established in 1919 14 . President was Frank E Dyson, Vice President was Thomas P Giblin, Secretary and general manager was H A McAvoy and Treasurer was Charles Eddy. 1 Frank E Dyson was also formed the Commercial Radio Company of America with Thomas P Giblin, and Ratcliffe G E Hicks 5.
In 1920 Electrical Products Manufacturing Company had radio station 1XF transmitting at both 300 and 600 wavelength. 3
One of Electrical Products Manufacturing Company's first product was a automatic door opener.
Providence Journal December 18, 1921
In 1922, Dymac leased large floor space at 24 Fountain St, in Providence in addition to their regular plant. 2
Frank E Dyson left Universal Winding in 1922 to devote his entire time to Electical Products Manufacturing Company.
Providence Journal August 25, 1922
Commercial America December, 1923
The 1923 Journal of the A.I.E.E. (American Institute of Electrical Engineers) lists Mr Omar E Cote as the Chief Engineer. 4 and their address as 69 Sprague Street 10.
In 1924 Electrical Products Manufacturing Company hired the Lachar-Horton Company to direct advertising for the firm. 11
Pacific Radio Exposition Official Program 1924
Radio World October 25. 1924
In 1925 Electrical Products Manufacturing Company brings Charles V Logwood on as their chief engineer. Mr Logwood was the co-inventor ,with Dr Lee Deforest, of the audion tube, which made broadcasting possible. He alone discoverd the Audion amplifier which came into use in 1912. He also directed the installation of the first three broadcast stations in the United States. 15
The Official Gazette of the United States Patent Office April 14, 1925
Radio Retailing October 1925
Radio Retailing November 1925
In 1925 Electrical Products came out with a new catalog describing their new product line and factory 16
In June of 1925 there was a small fire at the plant at the intersection of Westfield and Harrison Sts. This particular address does not show up in any of their advertising.
The 1926 Providence Directory still lists Frank E Dyson president but now H A McAvoy in the treasurer and Ratcliffe G E Hicks, Secratary. The company is still at 69 Sprague Street with 150 employees. 6
I know from their ads they made headphones, speakers and a 5 tube set called the selecto-five 12. There is also an ad for a six-tube receiver kit.
In the 1927 Providence Directory there is a listing for George W Hamilton as tresurer 7.
Hamilton becomes the temporary receiver of the company.
Providence Journal March 27, 1927
Providence Journal March 31, 1927
In 1928 the factory was turning out 116 coil types for the Signal Engineering Corporation of the U S Government. The factory did all the work for the radio department of the United States 13.
We find Electical Products Manufacutring Company still listed at 69 Sprague Street in 1929 8.
On January 4th 1930, there was a fire and Electical Products Manufacutring Company 1t 69 Sprague St in Providence. Fortunatly damage was slight.
Providence Journal February 5, 1930
It seems that after a court case with ACME Wire Company Electical Products Manufacturing Company went into receivership and the entire business was auctioned off on April 14th, 1930. 17
Providence Journal April 15, 1930
Providence Journal February 5, 1930
Providence Journal June 4, 1930
Providence Journal June 15, 1930
Providence Journal October 14, 1930
In 1932 the company still listed at 69 Sprague Street 9 and then later in 1932 there is the addition of George W Hamilton as the receiver 9.
Pawtucket Times January 7, 1932
In 1938 we see one last mention of the company when the state posts that they have lost their Charter.
