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The ornamental design for a lever doorknob adaptor, as shown and described. |
FIG. 1 is a front, top and right perspective view of a lever doorknob adaptor showing my new design, the broken line showing of a doorknob being for illustrative purposes only;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a right side elevational view thereof; and,
FIG. 7 is a left side elevational view thereof.
Patent | Priority | Assignee | Title |
D511291, | Apr 14 2004 | Master Lock Company LLC | Doorknob |
D518353, | Apr 14 2004 | Master Lock Company LLC | Doorknob |
D537702, | Nov 23 2005 | Schlage Lock Company | Door lever |
D541620, | Nov 03 2005 | Schlage Lock Company | Door lever |
D543435, | Nov 03 2005 | Schlage Lock Company | Door lever |
D582246, | Dec 26 2007 | BEST ACCESS SOLUTIONS, INC | Door lever |
D624801, | Oct 15 2009 | Door knob adapter | |
D827411, | Apr 26 2016 | Aston Martin Lagonda Limited | Door handle or replica thereof |
D961327, | Sep 09 2020 | Operating lever for dispensing tap |
Patent | Priority | Assignee | Title |
4648643, | Mar 26 1984 | Schlage Lock Company | Retrofit lever assembly for a door knob |
D268984, | Dec 19 1980 | Extend Incorporated | Door knob adapter |
D289369, | Aug 09 1984 | Best Lock Corporation | Lever handle or similar article |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 30 1994 | Extend Incorporated | (assignment on the face of the patent) | / |
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