Round lid surrounded by a square frame.
Next to this cover there is another cover of the same manufacturer that is different in the font and the spelling in which the name of the manufacturer is written (and its frame is different) 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
The emblem of the Givatayim municipality
The Standard mark of the Standards Institute of Israel MK 8T