Got these at goodwill the other day. Not bad for a buck each. Both look brand new.
The BAT1 cup is from Motorola. BAT1 was the Bump, Assembly, and Test facility that Moto built in Austin back in the '90's.
There are a ton of 2nd hand shops around my new house I haven't even given a proper dig yet. I almost always find something neat but even if I leave empty handed it's still fun.