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			 The ornamental design for a back pack frame clip, as shown.  | 
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FIG. 1 is a top plan view of a back pack frame clip showing our new design, the bottom being a mirror image;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is an end elevational view taken from the left of FIG. 1;
FIG. 5 is an end elevational view taken from the left of FIG. 1.
Crowle, William G., Udelhofen, Mark J.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Feb 19 1987 | CROWLE, WILLIAM G | ILLINOIS TOOL WORKS INC , CHICAGO, ILL A CORP OF | ASSIGNMENT OF ASSIGNORS INTEREST | 004673 | /0984 | |
| Feb 19 1987 | UDELHOFEN, MARK J | ILLINOIS TOOL WORKS INC , CHICAGO, ILL A CORP OF | ASSIGNMENT OF ASSIGNORS INTEREST | 004673 | /0984 | |
| Mar 02 1987 | Illinois Tool Works Inc. | (assignment on the face of the patent) | / | 
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