For Use With
Compactronic Typewriters: 300, 310, 320, 340, 350, 360, 380 Correctronic Typewriters: 145, 320, 333, 340, 360, 380, EM30, EM30II, EM31, EM31II, GX Series, SX Series, WP4U, WP5, WP60, WP65, WP70, WP80, WP90, WP95, WP490, WP660, WP760D, WP1250, WP1400D, WP1500D, WP2200, WP2400, WP2600Q, WP3400, WP3410, WP3550, WP3900, WP3950, WP475DS, ZX Series, ML Series, AX Series