IP Library › Granted Patent US 587,213
Granted Patent S1
US 587,213 · App. 29/235,664 · Granted Feb 24, 2009

Test switch

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Quick Facts
Patent No.
US 587,213
App. No.
29/235,664
Granted
Feb 24, 2009
Kind
S1
Claims (1)

We claim the ornamental design for a test switch, as shown and described.

Assignments (2)
MERGER Recorded Nov 15, 2016
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 040621/0687 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 4, 2005
From: BALL, ROY; MASTERS, TIMOTHY F.
To: ABB TECHNOLOGY AG
Reel/Frame 016910/0806 →