It's generally advised to upload and post the pictures here, for future reference. So when eBay removes them, they'll still be here.
Welcome to the forum, I'm sure you'll get some solid advice soon.
EDIT: Here's a link to the seller:
138chi | eBay
None of his items seem particularly rare, many from east germany and other eastern countries, so I'd wager they are all real. The patches are possibly surplus, again, common stuff, nothing that would be worth faking maybe some modern reproductions in there for airsofters/paintballers/Cadets.
Nitram
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