|
The ornamental design for a nasal mask cushion, as shown and described. |
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FIG. 1 is a top plan view of a nasal mask cushion of the present invention.
FIG. 2 is a bottom plan view of a nasal mask cushion of the present invention.
FIG. 3 is a front view of a nasal mask cushion of the present invention.
FIG. 4 is a perspective view of a nasal mask cushion of the present invention.
FIG. 5 is a rear view of a nasal mask cushion of the present invention; and,
FIG. 6 is a right side view of a nasal mask cushion of the present invention, the left side view being a mirror image thereto.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Aug 25 1997 | ResMed Limited | (assignment on the face of the patent) | / | |||
| Oct 16 1997 | KWOK, PHILIP R | ResMed Limited, an Australian Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009070 | /0569 |
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