USD619969SActiveUtility

Semiconductor based switching device

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Assignee: SIEMENS AGPriority: Aug 23, 2006Filed: Feb 23, 2007Granted: Jul 20, 2010
Est. expiryAug 23, 2026(~0.1 yrs left)· nominal 20-yr term from priority
Inventors:Walter ApfelbacherBertrand Viala
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PatentIndex Score
3
Cited by
27
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a semiconductor based switching device, as shown.

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