U.S. federal trademark · Serial No. 78723822 · Reg. No. 811549
Downloadable electronic publications in the nature of books, instruction manuals, maintenance manuals, and standards manuals and procedural manuals in the fields of business, education, government, aerospace, defense and security; Electronic publications, namely, reference materials in the nature of books, standards manuals and manuals in the fields of business, education, government, aerospace, defense and security featuring a built-in viewer and indexing to search and an annotation facility recorded on computer media
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