Patent
   D283246
Priority
Mar 11 1983
Filed
Mar 11 1983
Issued
Apr 01 1986
Expiry
Apr 01 2000
Assg.orig
Entity
unknown
9
8
n/a
The ornamental design for a locking valve cover, as shown and described.

FIG. 1 is a front elevational view of a locking valve cover showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof; and

FIG. 6 is a right side elevational view thereof.

Jack, Charles G.

Patent Priority Assignee Title
D294169, Nov 18 1985 PRAXAIR TECHNOLOGY, INC Gas storage cylinder valve cover
D294170, Nov 18 1985 PRAXAIR TECHNOLOGY, INC Gas storage cylinder valve cover
D294171, Nov 18 1985 PRAXAIR TECHNOLOGY, INC Gas storage cylinder valve cover
D305927, Mar 27 1986 Swagelok Company Nut lock plate
D329686, Jun 14 1990 Cherne Industries Incorporated Pipe plug latch unit
D329687, Jun 14 1990 Cherne Industries Incorporated Pipe plug lock unit
D630300, Jun 26 2008 Valve lock
D755351, Jun 05 2015 Valve lock
D939668, Feb 14 2018 LOTO SAFETY PRODUCTS DMCC Wheel valve lockout device
Patent Priority Assignee Title
3960168, Sep 04 1975 Cooper Industries, Inc Valve locking device
4352370, Oct 16 1980 Pressure vessel valve housing
134606,
186915,
208016,
211875,
236617,
D245255, Feb 25 1976 Vent cover
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 11 1983Wel-Loc, Inc.(assignment on the face of the patent)
Nov 11 1985JACK, CHARLES G WEL-LOC INC , A CORP OF OKASSIGNMENT OF ASSIGNORS INTEREST 0044800305 pdf
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