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The ornamental design for a spring compressor, as shown. |
FIG. 1 is a perspective view of the spring compressor.
FIG. 2 is a top plan view of the spring compressor.
FIG. 3 is an elevational view of one side of the spring compressor.
FIG. 4 is an elevational view of the opposite side of the spring compressor.
FIG. 5 is an elevational view of one end of the spring compressor.
FIG. 6 is an elevational view of the opposite end of the spring compressor.
Steck, George L., Steck, Mark A.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Mar 28 1979 | Steck Manufacturing Co., Inc. | (assignment on the face of the patent) | / |
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