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ELECTRICITY ASSOCIATION SERVICES LIMITED patents filed
Company number: 02366837Title | Date Filed | Status | Publication number |
---|---|---|---|
Air conditioning system | 1991-06-24 | Terminated | GB2245967 |
Hot loop water supply apparatus | 1990-07-27 | Terminated | GB2246421 |
An ohmic heater | 1990-04-10 | Terminated | GB2243064 |
A high voltage voltmeter | 1990-01-11 | Terminated | GB2239955 |
Sensing device | 1989-11-15 | Terminated | GB2238622 |
Printed circuit board arrangement. | 1989-10-13 | Terminated | GB2237147 |
Branching electric connector | 1989-09-27 | Terminated | GB2237455 |
Infra-red radiation source | 1989-06-16 | Terminated | GB2233150 |
Electromagnetic valve | 1988-05-10 | Ceased | GB2204517 |
Voltage-to-digital conversion | 1986-12-03 | Ceased | GB2198300 |
Electrical circuit breaker monitoring apparatus | 1986-11-10 | Ceased | GB2197491 |
Remote protection of three phase distribution transformers | 1986-09-30 | Ceased | GB2232838 |
Remote protection of three phase distribution transformers | 1986-09-30 | Ceased | GB2232839 |
Remote protection of three phase distribution transformers | 1986-09-30 | Ceased | GB2232837 |
Remote protection of three phase distribution transformers | 1986-09-30 | Ceased | GB2195845 |
Direction of lightning ground strikes | 1985-05-16 | Ceased | GB2160735 |
Charge-load support for a glow discharge furnace | 1984-08-29 | Ceased | GB2163897 |
Channel induction furnaces | 1984-02-21 | Ceased | GB2154840 |
Temperature of elongate articles | 1983-08-05 | Ceased | GB2124760 |
Dielectric fluids | 1983-05-24 | Ceased | GB2124253 |
Plasma torch | 1983-02-07 | Ceased | GB2135157 |
Phase sensitive detector and frequency component measuring apparatus | 1982-07-22 | Ceased | GB2121191 |
Channel induction furnaces | 1981-09-23 | Ceased | GB2084438 |
Channel induction furnaces | 1981-09-23 | Ceased | GB2096439 |
An electrochemical cell | 1981-05-07 | Ceased | GB2098238 |
Pulse sampled e l c b | 1980-08-11 | Ceased | GB2081994 |
Method and apparatus for melting material | 1980-07-23 | Ceased | GB2055029 |
Power supply systems | 1980-07-14 | Ceased | GB2080640 |
Glow discharge electron gun | 1979-05-14 | Ceased | GB2050044 |
Detecting tampering of kilowatt-hour meters | 1979-01-11 | Ceased | GB2040477 |
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