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The ornamental design for a carriage for drop-down mask assembly, as shown and described. |
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FIG. 1 is a perspective view of a carriage for drop-down mask assembly showing our new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a front elevational view thereof; and,
FIG. 6 is a bottom view thereof.
The broken line showing in FIGS. 1 through 6 is for illustrative purposes only and forms no part of the claimed design.
Brostrom, Gerald M., Byram, David C.
| Patent | Priority | Assignee | Title |
| D518571, | Nov 07 2003 | 3M Innovative Properties Company | Face mask carriage |
| D690415, | Jul 02 2012 | 3M Innovative Properties Company | Respirator support structure |
| ER2074, | |||
| ER3129, |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 03 1997 | 3M Innovative Properties Company | (assignment on the face of the patent) | / | |||
| Oct 03 1997 | BROSTROM, GERALD M | Minnesota Mining and Manufacturing Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008764 | /0612 | |
| Oct 03 1997 | BYRAM, DAVID C | Minnesota Mining and Manufacturing Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008764 | /0612 | |
| Oct 28 1999 | Minnesota Mining and Manufacturing Company | 3M Innovative Properties Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010366 | /0260 |
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