32 ACP/7,65 mm browning by Geco

What’s the meaning of the two samll “L” in the headstamp?

They are a date coding system. You will find “L” and “T” marks turned in different ways.
I hope someone can post a copy of the codes.

I have several geco cases in most calibers but this is the first time I see a coding system in these cases

It is a very common headstamp style in 7.65 ACP.

Hi Pivi,

The Geco date coding system in headstamps is as follows:

So, your cartridge was made in 1978.