1985-09-23 /bb-y390o-bm_tops20_v41_atpch_20/01/autopatch/c74o12.x19 1988-05-05 /bb-y390n-bm_tops20_v41_atpch_19/01/autopatch/c74o12.x19 1988-05-31 /bb-bt99m-bb/01/c74o12.x19 1988-05-31 /bb-jr93f-bb/19/7,6/ap019/c74o12.x19 1988-05-31 /bb-jr93g-bb/19/7,6/ap019/c74o12.x19 1989-03-09 /bb-jr93h-bb/19/7,6/ap019/c74o12.x19 1989-03-09 /bb-jr93i-bb/19/7,6/ap019/c74o12.x19 1989-03-09 /bb-jr93j-bb/19/7,6/ap019/c74o12.x19