9mm brass info?

[leadhead]

Can anybody ID these two cases?
What company made them?
Thanks for any info.
Denny259873

[billyb]

c-j is Chinese geco is German google head stamp and you can find a lot of info on head stamps

[trapper9260]

One look like mil with the year on it .

[leadhead]

Thanks guys, Just happened to find these in my re loadable bucket
and thought they looked strange... They are boxer primed.
Denny

[cwtebay]

The GECO is GECO ammunition. CJ is marketed by a company called Chinese Sports ( probably AKA Norinco - the packages are identical except for the manufacturer).

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[rtyler8140]

I've reloaded with the GECOs before. Seemed to be decent from what I recall.