GB2179477B
(en )
1989-03-30
Power supply circuit
AU6523286A
(en )
1987-04-24
Low voltage direct current power supply
IL74582A0
(en )
1985-06-30
Uninterruptible power supply system
GB2186132B
(en )
1990-05-09
Electrical power supply
HK162495A
(en )
1995-10-27
Switched-mode power supply circuit
GB8624028D0
(en )
1986-11-12
No-break power supply system
KR930011961B1
(en )
1993-12-23
Direct current electric railroad power supply apparatus
EP0295858A3
(en )
1989-11-15
High voltage dc power supply
GB2206982B
(en )
1992-01-02
Direct current power supply
EP0209087A3
(en )
1988-02-10
Power supply installation for dc electric railroad
GB8427831D0
(en )
1984-12-12
Auxiliary electric power supply
EP0211635A3
(en )
1988-02-10
Switching power supplies
EP0194075A3
(en )
1988-01-07
Switching power supply
EP0211300A3
(en )
1987-09-30
Switching power supply
GB8822299D0
(en )
1988-10-26
Uninterrupted power supply
EP0247407A3
(en )
1988-10-12
Switching mode power supply
YU86184A
(en )
1987-10-31
Circuitry for continuous powering with ac current
PL262181A2
(en )
1987-10-05
Uninterrupted power supply arrangement utilising single stand-by dc current supply
DE3573692D1
(en )
1989-11-16
Dc power supply
GB8427287D0
(en )
1984-12-05
Electrical power supply unit
GB2181576B
(en )
1989-09-27
Interruption-free power supply arrangement
DE3474488D1
(en )
1988-11-10
Direct current converter for switched mode power supply
GB8513658D0
(en )
1985-07-03
Electrical power supply system
GB8813493D0
(en )
1988-07-13
Standby power supply
JPS5615141A
(en )
1981-02-13
Large dc current power supply