Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Design Patent
2000-08-10
2001-07-17
Davis, Antoine Duval (Department: 2913)
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
Design Patent
active
D0445045
CLAIM:
The ornamental design for a chalkline holder, as shown and described.
REFERENCES:
patent: D. 209774 (1968-01-01), Fedorak
patent: D. 334717 (1993-04-01), Evans, Jr. et al.
patent: D. 418072 (1999-12-01), Calello
patent: 6098299 (2000-08-01), Collins et al.
Davis Antoine Duval
Keson Industries Inc.
Wood Phillips VanSanten Clark & Mortimer
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