What is the name of this single slot PCB-mounted connector?

It is similar to the 60 pin connector the original IBM PC used I've searched the forum for apple ii, edge

Card Edge Connector Slot mm Pitch 20 Pin 2x10 Position PCB Gold Finger Board Socket Through Holes Dual Row Straight, You can get more details about

pcb slot connector Card Edge Connector Green Centreline Spacing Short Card Slot

sveltekit slot I have a USB-C connector built with two slotted padstacks that overlap, perpendicular to each other L-shape Our fabricator included it in