This set of marks is on Danish enamelled tea caddy spoon. EF within square brackets does not match any silversmith initials known to me.
Thanks for helping.
Regards
E.F...................................................Einar Fiberg - Copenhagen 1905 - 1937
E.F...................................................H.Ellegaard Frederiksen - Horsens 1946 - 1958
E.F...................................................Einer Bernhard Fehrn - Copenhagen 1962 - 1972
E.F...................................................Einer Fehrn / Ravfehrn Aps - Copenhagen/Frederiksberg/Søborg 1972 - 2010
![Image](https://abload.de/img/untitled53icg.png)