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The ornamental design for a polishing bob arbor, as shown and described. |
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FIG. 1 is a perspective view of the polishing bob arbor;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a side elevational view thereof, the side opposite being a mirror image of the side shown in FIG. 4;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom view thereof.
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| 3626794, | |||
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| 3871138, | |||
| 4602798, | Apr 23 1984 | Collet arbor for application to turning and milling procedures | |
| 4866319, | Jul 12 1988 | Rotex Company | Erasing machine |
| 148210, | |||
| 148211, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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