Network TokenRing. MCA

3COM CORPORATION TOKENLINK III 16/4 (3C629B)

ACCTON TECHNOLOGY CORPORATION RINGPAIR-MC4/16

CABLETRON SYSTEMS, INC. T3015

CNET TECHNOLOGY, INC. CN1000T/2

COMPEX, INC. TNET16-MC

DANPEX CORPORATION TR-3016MC

KINGSTON TECHNOLOGY CORPORATION TOKEN RX KTR-MC16/4

MADGE NETWORKS, LTD. SMART 16/4 MC HUBCARD

MADGE NETWORKS, LTD. STRAIGHT BLUE 16/4 MC

NDC COMMUNICATIONS, INC. OPENTOKEN/16MM

PROTEON, INC. PRONET-4/16 MODEL P1890

PROTEON, INC. PRONET-4/16 MODEL P1892 PLUS

RACORE COMPUTER PRODUCTS, INC. M8118 (REV.1.0)

STANDARD MICROSYSTEMS CORPORATION TOKENCARD ELITE/A SMC8115T/A

SYSKONNECT, INC. SK-NET TR/MC2

THOMAS-CONRAD CORPORATION TC4046

TRENDWARE INTERNATIONAL, INC. TOKEN-MC