1927 | Marconiphone 22 DER, D26 |
1937 | Marconiphone 538 W63, X64, Z63, W63, D63, Z63, 6G5, KT66, U50 W63, X64, KTZ63, W63, D63, KTZ63, 6G5, KT66, U50 |
1938 | Marconiphone 706 MSP4, X41C, KTZ41, MHD4, KT41, KTZ41, KTZ41, MS4B, KTZ63, KTZ63, KT63, KTZ63, KT63, D42, U17, U52, 3/1 |
1939 | Marconiphone 707 MSP4, X41C, KTZ41, MHD4, KT41, KTZ41, KTZ41, MS4B, KTZ63, KTZ63, KT63, KTZ63, KT63, D42, U17, U52, 3/2 |
1939 | Marconiphone 709 MSP41, X41C, X65, KTZ41, MHD4, KTZ41, KTZ41, D42, MSP4, MS4B, MKT4, MS4B, KT41, U16, U52, 3/3 |