FOR PUBLIC ELEMENTARY AND SECONDARY SCHOOLS: ORIENTATION ON THE USE OF THE DEPED SERVICE MARKS AND VISUAL IDENTITY MANUAL AND DEPED MANUAL OF STYLE Posted on February 4, 2020 by DepEd Mandaluyong Leave a comment 20-02-15. ORIENTATION ON THE USE OF THE DEPED SERVICE MARKS AND VISUAL IDENTITY MANUAL AND DEPED MANUAL OF STYLE Memorandum Unnumbered