Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Design Patent
2001-01-08
2002-08-13
Davis, Antoine Duval (Department: 2913)
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
Design Patent
active
D0461423
CLAIM:
The ornamental design for a vial for spirit level device, shown.
REFERENCES:
patent: D285540 (1986-09-01), Allen
patent: 4745688 (1988-05-01), Jewers
patent: 5749152 (1998-05-01), Goss et al.
Davis Antoine Duval
Leydig , Voit & Mayer, Ltd.
Riwa Tec GmbH Messgerate Handelsgesselschaft
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