Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Electrical property
Design Patent
2002-08-22
2003-06-24
Davis, Antoine Duval (Department: 2913)
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Electrical property
Design Patent
active
D0476246
CLAIM:
The ornamental design for a volt-ohm-ammeter, as shown and described.
REFERENCES:
patent: D298808 (1988-12-01), Wang
patent: 5153511 (1992-10-01), Lee
patent: D390139 (1998-02-01), Tomiyama et al.
patent: D391181 (1998-02-01), Beha
patent: D435796 (2001-01-01), Tomiyama et al.
patent: D446734 (2001-08-01), Kuramoto
patent: D462021 (2002-08-01), Kuramoto
Itoh Tomosuke
Kuramoto Masamichi
Davis Antoine Duval
Kyoritsu Electrical Instruments Works, LTD.
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