Viva-Tonal Grafonola Designer (Person) Unknown Manufacturer Unknown Manufactured for Columbia Phonograph Company Date 1940 - 1949 (circa)
Champion 784 radio Designer (Person) Unknown Manufacturer Champion Electric Corporation Date 1952 (circa)
ELPICO record player pick up arm Designer (Person) Unknown Manufacturer ELPICO Date 1960 - 1969 (circa)
His Master's Voice Pick- Up No II and Volume Control Designer (Person) Unknown Manufacturer His Master's Voice Date 1940 - 1949 (circa)