The nature and intended use of the article in which the design is embodied is that of a ruler with sliding bubble vials, used for marking and making measurements on walls and the like. The ruler may be used for making measurements and the bubble vials indicate if the ruler is being held in a horizontal or vertical manner.

FIG. 1 is a top view of a ruler with sliding bubble vials, showing our new design;

FIG. 2 is a left end view thereof;

FIG. 3 is a front view thereof; and,

FIG. 4 is a perspective view thereof.

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Claims

1 · 1 independent · depth 1

1 granted claims

›1.independentThe ornamental design for a ruler with sliding bubble vials, as shown.

Classifications

3 codes

USPC · US Patent Classification

D10/71D10/62D10/69

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0.8 y

301 days filing → grant

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Examiner

Antoine Duval Davis

art unit 2913 · TC 2900

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