Education and entertainment Trademarks Filed in April 26, 1974
OPCON
Filed: April 26, 1974
PREPARING AND CONDUCTING EDUCATION PROGRAMS FOR INDUSTRIAL MANAGEMENT TRAINING
Owned by: OPERATIONS CONTROL, INC.
Serial Number: 73019298
PLAYBACK
Filed: April 26, 1974
EDUCATIONAL SERVICES-NAMELY, PROVIDING CLASSROOM INSTRUCTION, SEMINARS AND WORKSHOPS IN THE FIELD OF GUITAR MUSIC
Owned by: Roberts; Howard M.
Serial Number: 73019930
