Mark Identification
MATHEMATICAL LEARNING SYSTEMS 1 × 2 3 ÷ 4 + 6 % 6 7 8 9 ·
Serial Number
74644768
Filing Date
Mar 10, 1995
Registration Date
Dec 10, 1996
Trademark by
Classification Information
printed instructional manuals for computer software for use in mathematics education; printed materials, namely books, booklets and manuals in the field of mathematics education
Paper Goods and Printed Matter