Patent
   D344574
Priority
Sep 25 1991
Filed
Sep 25 1991
Issued
Feb 22 1994
Expiry
Feb 22 2008
Assg.orig
Entity
unknown
1
6
n/a
The ornamental design for a locking valve handle, as shown.

FIG. 1 is an isometric view of a valve operating handle showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Stewart, Robert C., Brown, Cal R., Jeromson, Jeffrey T.

Patent Priority Assignee Title
D749397, Nov 26 2014 BRADY WORLDWIDE, INC Valve lockout device
Patent Priority Assignee Title
1578670,
2305438,
4934656, Jun 08 1989 The Boeing Company High-pressure ball valve
5052655, Jul 18 1990 WATTS REGULATOR CO Ball valve lock plate
5115834, Oct 08 1991 Neles-Jamesbury, Inc. Valve-locking device
241140,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 24 1991BROWN, CAL R WHITEY CO ASSIGNMENT OF ASSIGNORS INTEREST 0058510892 pdf
Sep 24 1991JEROMSON, JEFFREY T WHITEY CO ASSIGNMENT OF ASSIGNORS INTEREST 0058510892 pdf
Sep 24 1991STEWART, ROBERT C WHITEY CO ASSIGNMENT OF ASSIGNORS INTEREST 0058510892 pdf
Sep 25 1991Whitey Co.(assignment on the face of the patent)
Dec 28 1999WHITEY CO Swagelok CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0105310873 pdf
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