Loading inventors, assignments & file history…
Claims (1)
The ornamental design for a voltmeter, as shown and described.
Assignments (4)
CHANGE OF NAME
Recorded Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058666/0540 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Mar 15, 2021
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 055585/0534 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Aug 2, 2007
From: AHLGREN, LARS-OLOV; GUDMUNDSSON, MICHAEL
To: ABB TECHNOLOGY LTD.
Reel/Frame 019676/0824 →