DUOTONE COMPANY INC. Trademarks
ELIPTICON

ELIPTICON

Filed: February 26, 1965
PHONOGRAPH NEEDLES
Owned by: DUOTONE COMPANY INC.
Serial Number: 72212866

DUOTONE

DUOTONE

Filed: December 17, 1970
LOUDSPEAKERS
Owned by: DUOTONE COMPANY INC.
Serial Number: 72378948

DUOSTAT

DUOSTAT

Filed: January 20, 1975
CLEANING KIT TOR PHONOGRAPH RECORDS COMPOSED OF A FOAM SPONGE APPLICATOR CHEMICALLY TREATED, A DUST BRUSH, AND A PLASTIC…
Owned by: DUOTONE COMPANY INC.
Serial Number: 73042123