This is the chrome cover plate for a single window switch. This is the chrome plate around the single electric window lift switch that covers the screws which hold the main surround onto the door...

This is a multi-use microswitch.  Found in interior mirror switches, and used for ignition switch for models after 30001 onward 1980-1998 All Models   

This is the knob for the front seat control. There are 2 per car and each are sold separately  1980-2000 All Models