Operating method for a heat-pump installation and heat pump implementing the method
FR2562611A1
Method for supplying hydraulic jacks and hydraulic jacks implementing the method
EP0040146A1
Power breaker with remote control of the working threshold
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Improvement for pepper mills and the like
EP0033273A2
Circuit breaking relays
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Remote control appts. using pulses on supply wires - has rotating switch moving forward one step in response to each received pulse
FR2469791A1
Power circuit breaker with remotely controlled threshold - has two bimetal strips able to release mechanism, with one selected by remotely controlled relay switch
FR2466893A2
Electrical distribution network with remote adjustment of power circuit breakers
