0000864749-99-000009 11-K 1 19981231 19990623 TRIMBLE NAVIGATION LTD /CA/ 0000864749 3829 942802192 CA 1231 11-K 34 001-14845 99650985 645 N MARY AVE SUNNYVALE CA 94088 4084818000 645 NORTH MARY AVENUE SUNNYVALE CA 94088 11-K 1 000086474999000009-001-seq1-11-k.txt FORM 11-K PLAN YEAR ENDED 12/31/98