US20160327986A1 - Portable computing system - Google

US20160327986A1 US15/215,532 US201615215532A US2016327986A1 US 20160327986 A1 US20160327986 A1 US 20160327986A1 US 201615215532 A US201615215532 A US 201615215532A US 2016327986 A1 US2016327986 A1 US 2016327986A1 Authority US United States Prior art keywords case base securing layer region Prior art date 2014-09-30 Legal

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