To Copy and Paste Style Entities
You can copy and paste Style entities within the same Style feature. When you paste copied entities, the resulting new entities are not dependent on the original entities.
1. With a Style feature open, select curves, surfaces, and internal planes that were created within the Style feature. If needed for any item, also select the parents.
2. On the Style tab, click 
Copy, or press CTRL + C. The entities are copied to the clipboard.
Copy, or press CTRL + C. The entities are copied to the clipboard.3. On the Style tab, click 
Paste, or press CTRL + V. The Advanced Reference Configuration dialog box opens.
Paste, or press CTRL + V. The Advanced Reference Configuration dialog box opens.4. To paste, do either of these things:
◦ To paste the copied entities with the original references, click OK.
◦ Optionally, to edit the references of the copied entities before you paste them, select a reference under References of original features, and do any of these things:
▪ To replace the selected reference of an original entity with a new reference, under References of pasted features, select a new reference.
▪ To restore the original reference if you selected a new reference, click Reset.
▪ To reverse the direction of the selected reference to the opposite direction, click Flip.
▪ To automatically display a preview after you select a new reference, select the Preview check box.
5. Click OK.