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The ornamental design for a drip chamber spike, as shown and described. |
FIG. 1 is a perspective view of a drip chamber spike in accordance with my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a side elevational view thereof, taken from the right side of FIG. 3, it being understood that the left side is symmetrical therewith;
FIG. 5 is a rear elevational view thereof; and
FIG. 6 is a bottom view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 15 1979 | Baxter Travenol Laboratories, Inc. | (assignment on the face of the patent) | / |
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