A set of Two matching Antique Brass Keyhole Cover made in France in the 1900s

A set of Two matching Antique Brass Keyhole Cover made in France in the 1900s.
I have not polished them.
The pieces measure each 7 cm by 4.5 cm approximately
or in inches 2 3/4 inches by 1 3/4 inches approximately.
There are no holes in them.
Crudely cut.