... they look all like common hybrid 200s/r steppers - with 6 wires you can wire them either uni- or bipolar, with 4 wires it's bipolar.
I've scrapped some old copiers in the 90-ieth, but then steppers weren't used there, mostly 'beefy' DC-motors and sprocket-chains ;)
I've scrapped some old copiers in the 90-ieth, but then steppers weren't used there, mostly 'beefy' DC-motors and sprocket-chains ;)