PAT 96750 INOX 18cm Spanish Black Albacete OTF Aluminum automatic knife

Vintage PAT 96750 INOX 18cm Spanish Black Albacete OTF Aluminum automatic knife made in Spain 1960s or 70s. This is a very interesting and not often seen vintage Spanish OTF. The knife is almost cylindrical one piece aluminum frame. It measures 17.6cm (7 inches) open and 4 inches closed. Flat spear point blade is 100% full with original finish and ricasso is stamped PAT 96750 over INOX. Scales are black synthetic and in good condition with some light handling marks. Knife works as it should with blade opening automatically and locking with switch (button/knob) is pushed forward and retracting fully into the knife when it's pull backward. EX- condition.