Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Volume – flow or rate
Design Patent
2002-10-07
2004-01-06
Davis, Antoine Duval (Department: 2913)
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Volume, flow or rate
Design Patent
active
D0484819
CLAIM:
The ornamental design for the tank level sensor, as shown and described.
REFERENCES:
patent: 3715539 (1973-02-01), Silberg et al.
patent: D282247 (1986-01-01), Faris et al.
patent: 6508120 (2003-01-01), Yekutiely et al.
patent: 6567710 (2003-05-01), Boelkins
Krieter Kenneth J.
Marshik Michael J.
Davis Antoine Duval
Farrow Douglas B.
Graco Minnesota Inc.
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