Patent
   D338839
Priority
Oct 11 1991
Filed
Oct 11 1991
Issued
Aug 31 1993
Expiry
Aug 31 2007
Assg.orig
Entity
unknown
23
12
n/a
The ornamental design for a valve stem air pressure gauge for tires, as shown.

FIG. 1 is a front elevation of the valve stem air pressure gauge for tires;

FIG. 2 is a rear elevation of the valve stem air pressure gauge for tires;

FIG. 3 is a right side elevation of the valve stem air pressure gauge for tires;

FIG. 4 is a left side elevation of the valve stem air pressure gauge for tires;

FIG. 5 is a top plan view of the bottom of the valve stem air pressure gauge for tires; and,

FIG. 6 is a bottom plan view of the valve stem air pressure gauge for tires .

Akins, William M.

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Patent Priority Assignee Title
3610269,
3811459,
3906988,
3990467, Jan 16 1976 Norman, St. Jean Combined valve stem and pressure gauge
4244214, Jan 12 1979 Visual tire valve
4262529, Jun 13 1979 James C., Adkins Pressure sensitive indicating device
4310014, Jun 27 1980 General Motors Corporation Tire pressure indicator integral with tire stem
4793177, Nov 19 1987 Combination tire valve and pressure gauge
4827764, Jan 28 1988 Needle-type tire pressure gauge
4901747, Jun 29 1988 , Tire inflation valve with pressure indicator
4916944, Feb 16 1989 Dual purpose tire gauge
212385,
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