Gilbert Sold	Gilbert	Gilbert	McGraw-Edison	McGraw-Edison
Bersted	Bersted	Bersted	Signal	Signal
Sears/Kenmore	Sears/Kenmore	Sears/Kenmore	Dominion	Dominion	Dominion
Unknown	Unknown	Unknown	Unknown	F.A. Smith	Samson-Munroe
Berns	Sullivan	Fresh'nd Air	Robins & Myers	Chicago Electric	Western Electric
Dayton Electric	Motion Air	Fasco	Kisco	Arvin	Earhart
Emerson	Emerson	Emerson	Emerson	Emerson	Emerson
Emerson	Emerson	Emerson	Emerson	Emerson	Rotron
GE	GE	GE	GE	GE	GE
Hunter	Hunter	Hunter	Hunter	Hunter	Hunter
Westinghouse	Westinghouse	Westinghouse	Westinghouse	Westinghouse	Westinghouse
Westinghouse	Westinghouse	Westinghouse	Westinghouse	Westinghouse