Maker/Dealer
Theophil M. Koeder
Napierville, IL
USA
1912 - 1979
Theophil Marcus Koeder Worked for Holton in Chicago from 1907 to 1918. He established his own business in 1920. He used his own name and also used Blo-Rite as trade names.

Mr. T.M. Koeder was a music teacher in Naperville Il. and also had a home based business on School Street where he would repair and build trumpets.
He custom built these trumpets for various clients over the years, from around 1920 to about the time of his death in the early 1970s. His son then took over the business after he retired as a teacher, and continued repairing and building custom built instruments until his death in the late 1980s.
1884 Koeder born on December 6th in Saline, Michigan

1894 Koeder now living in York, Michigan
1905 Koeder marries Lillian Hausen of Chicago
1906 son Edward Theophil Koeden is born in Chicago
1910 Koeder is living at #3237 LaMoyne St, Chicago, and
working as a presser for a tailor; son Leonard is born
1912 now in the Elkhart City directory as instrument maker
1915 now in the Chicago City directory
1918 The draft registration lists him at #311 North Church St. in
Elkhorn, WI and working as an assistant supervisor for
Frank Holton & Co.
1920 now in Naperville (just west of Chicago); he is said to have
lived on School St. making trumpets and doing repairs on
the side while a music teacher
1922 ad for T.M. Koeder, instrument repair & Majestic model
trumpets, cornets, and trombones
1928 The Hurtt-Jones-Koeder Co. begins production on August
13th in Pekin making Majestic model cornets, trumpets,
cornet horns, trombones, & bugles. They also have the
Hurtt Tuport line of trumpets, cornets, & French horns.
Koeder was the designer and head of all manufacturing
and was said to have started making instruments in 1920.
1930 Production of Jones-Koeder instruments has increased
and now includes clarinets, alto horns, & mellophones
with a baritone now in development (July); H.G. Jones is
president of the company. Koeder at #710 S. 9th St.
1932 Koeder is at #710 South 9th St. in Pekin & is sec.-treasurer
of company
1941 Patent #2,244,205 is granted to Koeder for a mute design;
his address is Naperville
1942 Draft registration for Koeder shows him still in Naperville
1971 Koeder dies in Naperville on November 30th
1983 son Leonard dies; he was a professional trumpet player, a
50 year member of the Naperville Municipal band, and
owner of Koeder Music from 1924-1979 with his father.
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