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United States Patent D257,832
Flint ,   et al. January 13, 1981

Altitude/vertical speed indicator


The ornamental design for an altitude/vertical speed indicator, as shown.
Inventors: Flint; Roger L. (Marion, IA), Knemeyer; Siegfried (Yellow Springs, OH)
Assignee: Rockwell International Corporation (El Segundo, CA)
Appl. No.: 05/901,931
Filed: May 1, 1978

Current U.S. Class: D10/67 ; D10/74
Current International Class: D1005
Field of Search: D10/67,74,46,70 116/281,DIG.37 73/385,386,387 343/12A 340/27.55

References Cited

U.S. Patent Documents
D192444 March 1962 McClellan
3890614 June 1975 Argetieri
3936797 February 1976 Andresen
4008618 February 1977 Youngkin
Primary Examiner: Holtje; Nelson C.
Attorney, Agent or Firm: Bachand; Richard A.


FIG. 1 is a front elevational view of an altitude/vertical speed indicator showing our new design; and

FIG. 2 is a front perspective view thereof.

The rear of the indicator, not shown, is unornamented.

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