Patent for an automatic control for instantaneous water heaters to control a supply of water and simultaneously an automatic supply of gas to the heater.
Patent for an electric switch for street railways. This invention allows for the operation of switches of the track from the car, so the operator can turn the switches without stopping the car.
Patent for drying briquets. Briquets are placed on a track, which is then rotated by chains as it dries, before falling into a stack in a chamber. This allows for faster, more even drying of the briquets before use.
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