Semiconductor memory device and method of manufacturing the same
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United States of America Patent
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Mar 10, 2015
Grant Date -
Dec 25, 2014
app pub date -
May 15, 2014
filing date -
Jun 20, 2013
priority date (Note) -
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Abstract
According to one embodiment, a semiconductor memory device includes an electrical terminal disposed in a first side; a first surface including a first part, a second part, and a third part, a mark of the semiconductor memory device being printed in the first part, the second part being disposed in a second side, the second side being opposite side of the first side, the third part being disposed around the first part, a first surface roughness of the first part being higher than a second surface roughness of the third part.
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