Patent
   D338634
Priority
Oct 01 1991
Filed
Oct 01 1991
Issued
Aug 24 1993
Expiry
Aug 24 2007
Assg.orig
Entity
unknown
1
2
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The ornamental design for a pressure tester for engine heads, as shown and described.

FIG. 1 is a front elevational view of a pressure tester for engine heads according to the present invention;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a side elevational view showing the opposite side thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a top plan view thereof.

Axe, Danny W.

Patent Priority Assignee Title
D689196, Dec 02 2009 Mettler-Toledo GmbH Laboratory instrument
Patent Priority Assignee Title
4213328, Feb 27 1979 Irontite Products, Inc. Apparatus for fluid pressure testing of engine cylinder heads and similar parts
D271570, Aug 06 1981 MI DRILLING FLUIDS COMPANY, HOUSTON, TEXAS A TEXAS GENERAL PARTNERSHIP High temperature, high pressure filter press for testing drilling fluids or similar apparatus
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 27 1991AXE, DANNEY W CUSTOM SHEET AND STEEL FABRICATORS, INC A CORPORATION OF KSASSIGNMENT OF ASSIGNORS INTEREST 0058740264 pdf
Oct 01 1991Custom Sheet and Steel Fabricators, Inc.(assignment on the face of the patent)
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