The face of the button assembly is missing, so that the imbedded LEDs are visible in the interior of the metal case. At the bottom of the metal casing there are wires and a metal connector.
Manufacturer
MICRO SWITCH
Place Manufactured
Freeport, IL, USA
Identifying Numbers
Other number
2C3 2-64
Stamped lightly into the side of the button's metal casing
Other number
2D626
Stamped into the connector at the far end of the button assembly