| 摘要 |
The design is the visual features of a seal for head assembly of a drilling machine shown in the drawings, whether those features are features of shape, pattern, configuration or ornament or are a combination of any of these features, with non-design portions of the seal for head assembly of a drilling machine shown with stippled lines. In the drawings:Fig. 1 is a perspective view of a seal for head assembly of a drilling machine embodying the design;Fig. 2 is a front elevational view of the seal for head assembly of a drilling machine of Fig. 1, the top plan and bottom plan views being identical thereto and the rear elevational view being a mirror image thereof; andFig. 3 is an exploded view.Drawings showing the design are included. |
