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The ornamental design for a medical face mask, as shown. |
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FIG. 1 is a front view of the medical face mask;
FIG. 2 is a side view thereof;
FIG. 3 is a front perspective view from below; and
FIG. 4 is a rear perspective view from below.
Parsons, David E. J., O'Reilly, Paul D., Crawford, Ronald H.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 07 1982 | PARSONS, DAVID E J | VICKERS P L C | ASSIGNMENT OF ASSIGNORS INTEREST | 004057 | /0897 | |
| Oct 07 1982 | O REILLY, PAUL D | VICKERS P L C | ASSIGNMENT OF ASSIGNORS INTEREST | 004057 | /0897 | |
| Oct 07 1982 | CRAWFORD, RONALD H | VICKERS P L C | ASSIGNMENT OF ASSIGNORS INTEREST | 004057 | /0897 | |
| Jun 16 1993 | Vickers PLC | FLEXICARE MEDICAL LIMITED | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008613 | /0220 |
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