The lid was attributed to the "Benzenberg Brothers" manufacturer, although this may be a different foundry.
See another cover produced by Moshe Benzenberg Click for cover's details
In the articles on the Web about the Benzinberg brothers / Benznberg the four brothers are mentioned and Moshe is not mentioned. Although it appears in one of the lists that Yaakov’s brother was called Moshe and had a casting factory in Tel Aviv. He came to Israel before them and received them. So maybe there were two factories? Even competitors? Of that family? Translation of the text on the cover