Round lid surrounded by a square frame.
The lid design is similar to other caps made by other manufacturers, for example Click for cover's details
If you know the meaning of the following symbol Click for a larger image
(which is likely related to the load or standard of the lid), click on the question mark Translation of the text on the cover
Tel Aviv Jaffa municipality
Kurdieh and his sons
EN124 MK B125
The Standard mark of the Standards Institute of Israel