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The ornamental design for a guiding trough, square-to-round adaptor for optical fibers, as shown and described. |
FIG. 1 is a front, right side and top perspective view of a guiding trough, square-to-round adaptor for optical fibers showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a right side elevation view thereof, the left side elevation view thereof being a mirror image.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jul 31 1989 | ADC Telecommunications, Inc. | (assignment on the face of the patent) | / | |||
Jul 31 1989 | HENNEBERGER, ROY | ADC TELECOMMUNICATIONS, INC , A CORP OF DE | ASSIGNMENT OF ASSIGNORS INTEREST | 005105 | /0834 |
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