Patent
   D678646
Priority
Apr 11 2011
Filed
Apr 11 2011
Issued
Mar 19 2013
Expiry
Mar 19 2027
Assg.orig
Entity
unknown
1
8
n/a
The ornamental design for a dual air jack, as shown and described.

FIG. 1 is a perspective view of a dual air jack, showing my new design;

FIG. 2 is a front elevational view of a dual air jack;

FIG. 3 is a rear elevational view of a dual air jack;

FIG. 4 is a left-side elevational view of a dual air jack;

FIG. 5 is a right-side elevational view of a dual air jack;

FIG. 6 is a top plan view of a dual air jack; and,

FIG. 7 is a bottom plan view of a dual air jack.

The broken lines form no part of the claimed design.

Vigil, Aurelio A.

Patent Priority Assignee Title
D739111, May 04 2013 Inflatable automobile jack
Patent Priority Assignee Title
1978471,
4294141, Oct 30 1979 Tool and method for holding automotive valves closed during servicing
4948107, Mar 22 1985 The B. F. Goodrich Company Pneumatic lift jack
5313679, Feb 28 1992 Bed having system for moving mattress up and down
6298539, May 20 1997 Appliance for the emergency opening of the doors of a vehicle
20080210917,
20120181495,
204944,
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