Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 20, 2015
0Patent Application Number
120372900
Date Filed
February 26, 2008
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A portable power supply includes a housing, and power circuitry providing an output AC waveform having a first positive voltage step level, a second higher positive voltage step level, a third lower positive voltage step level, a fourth negative voltage step level, a fifth higher negative voltage step level, and a sixth lower negative voltage step level.
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