North America-based manufacturers of semiconductor equipment posted a book-to-bill ratio of 0.85 in January 2011, compared to 0.90 in December 2010 and 0.97 in November, according to SEMI.
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North America-based manufacturers of semiconductor equipment posted a book-to-bill ratio of 0.85 in January 2011, compared to 0.90 in December 2010 and 0.97 in November, according to SEMI.