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The ornamental design for a filter holder, as shown and described. |
FIG. 1 is a perspective view of a filter holder showing my new design;
FIG. 2 is a side elevational view thereof, the opposite and adjacent sides being substantially the same in appearance;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a vertical sectional view thereof, taken along line AA of FIG. 3.
Halberstadt, Alex L., Letchford, John A.
Patent | Priority | Assignee | Title |
D665121, | Mar 19 2012 | 3form, LLC | Double-tier folded resin sheet array |
D698480, | Apr 12 2012 | Steinel GmbH | Exterior light |
ER1454, | |||
ER312, |
Patent | Priority | Assignee | Title |
2962583, | |||
3871752, | |||
220119, | |||
D250911, | Apr 26 1977 | KOEHLER MANUFACTURING COMPANY, MASSACHUSETTS CORP | Mining machine headlight |
D250968, | Mar 04 1977 | Ring for lighting fixture | |
D271043, | Mar 23 1981 | Mole-Richardson Co. | Combined flood and spot light |
D286444, | Nov 17 1983 | U.S. Philips Corporation | Lighting fixture |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 19 1984 | LETCHFORD, JOHN A | Thorn EMI plc | ASSIGNMENT OF ASSIGNORS INTEREST | 004284 | /0826 | |
Jun 19 1984 | HALBERSTADT, ALEX L | Thorn EMI plc | ASSIGNMENT OF ASSIGNORS INTEREST | 004284 | /0826 | |
Jul 10 1984 | Thorn EMI plc | (assignment on the face of the patent) | / |
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