Patent
   D321928
Priority
Feb 28 1989
Filed
Feb 28 1989
Issued
Nov 26 1991
Expiry
Nov 26 2005
Assg.orig
Entity
unknown
34
16
n/a
The ornamental design for a combination ball valve and check valve, as shown and described.

FIG. 1 is a perspective view of the combination ball valve and check valve showing my new design.

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left end elevational view thereof;

FIG. 5 is a right end elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a front elevational view thereof.

Milo, Joseph V.

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D834149, Feb 09 2017 Eastern Foundry & Fittings Inc. Side port valve
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 27 1989MILO, JOSEPH V UNIVERSAL VALVE COMPANY, INC ASSIGNMENT OF ASSIGNORS INTEREST 0050500490 pdf
Feb 28 1989Universal Valve Company, Inc.(assignment on the face of the patent)
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