I guess I just don't understand how patents completely work. Why can a glock 17 (1982 first produced) not be copied but a walther p99 (1997 first produced) can.
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Springfield XDS 45 Glock 19 Gen 3
Ruger SR40 Sig Sauer SP2022 9mm
Smith & Wesson MP22
Tri Star T-120 Taurus TCP 738
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