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The ornamental design for a chainless transmission unit of a bicycle, as shown and described. |
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FIG. 1 is a perspective view of a chainless transmission unit of a bicycle showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a right side elevational view thereof.
| Patent | Priority | Assignee | Title |
| 6986520, | Nov 08 2002 | Shaft driven bicycle and transmission therefor | |
| D686113, | Nov 21 2012 | GOODMAN TAICANG MACHINERY CO , LTD | Transmission device for chainless bicycle |
| Patent | Priority | Assignee | Title |
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