Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Design Patent
2003-10-31
2004-11-30
Lieberman, Lucy (Department: 2913)
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
Design Patent
active
D0499031
CLAIM:
The ornamental design for a level device, as shown and described.
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patent: 5594993 (1997-01-01), Tager et al.
patent: D438129 (2001-02-01), Li
patent: 6209219 (2001-04-01), Wakefield et al.
patent: D469556 (2003-01-01), Malard et al.
patent: D487875 (2004-03-01), Wang
patent: 6735879 (2004-05-01), Malard et al.
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