I'm not especially a 'car guy' but I would find interesting to discover a small part of the history of car design through your memories.
We use this product with good results: HG plastic garden furniture restorer.
Sugru is great.
We have the same one with "made in Denmark" written in red under the right foot.
Yes, we have immediately removed "nice"guy's message but he then removed our edit.
Tricoti Tricota text by May d'Alençon, illustrations by Françoise Themerson. Flammarion, France. 1939
have a look here:
Picture added .
Here is the recipe to obtain this kind of perfection for your living environment:
Dear Mariekke, don't pay attention to Niceguy, he is not such a nice guy some days.