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The ornamental design for a stethoscope head, substantially as shown and described. |
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FIG. 1 is a perspective view of a stethoscope head showing our new design;
FIG. 2 is a top view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a side view showing the left side, the right side being a mirror image thereof; and
FIG. 6 is a bottom view thereof.
Loughridge, Jane W., Packard, Thomas J.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| May 10 1982 | LOUGHRIDGE, JANE W | MINNESOTA MINING AND MANUFACTURING COMPANY, A CORP OF DE | ASSIGNMENT OF ASSIGNORS INTEREST | 003996 | /0442 | |
| May 10 1982 | PACKARD, THOMAS J | MINNESOTA MINING AND MANUFACTURING COMPANY, A CORP OF DE | ASSIGNMENT OF ASSIGNORS INTEREST | 003996 | /0442 | |
| May 12 1982 | Minnesota Mining and Manufacturing Company | (assignment on the face of the patent) | / |
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