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GB8701981D0
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Rear view mirror
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ES132802A1
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Improvements in the construction of filtering devices.
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US1269113A
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Automobile-tractor.
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US1282119A
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Motor-driven plow traction-wheel.
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GB104919A
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Improvements in Water Softening and Purifying Apparatus.
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GB105086A
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Improvements in Apparatus for Adding Chemical Reagent to Water or other Liquid.
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|
US1225268A
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|
Motor-plow tractor.
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|
CA169241A
|
|
Apparatus for controlling the rate of discharge of liquids
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|
GB191504275A
|
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Improvements in connection with Water-softening and Purifying Apparatus.
|
|
GB191503069A
|
|
Improvements in Apparatus for Controlling the Rate of Discharge of Liquids.
|
|
CA149223A
|
|
Liquid flow indicator
|
|
US1239300A
|
|
Apparatus for measuring and recording the quantity of flow of liquids.
|
|
GB191302574A
|
|
Improvements in and relating to Filtering Apparatus.
|
|
GB191302569A
|
|
Improvements in Measuring Apparatus for Measuring and Recording the Flow of Fluids over weirs of through Orifices and for other like purposes.
|
|
CA143436A
|
|
Filter
|
|
US1035999A
|
|
Means for controlling the discharge of liquid from filters and the like.
|
|
GB191207172A
|
|
Improvements in Apparatus for Indicating and Recording the Flow of Liquid over Weirs or through Orifices.
|
|
GB191203703A
|
|
Improvements in and connected with Apparatus for Blocking or Laundering Shirts and the like.
|
|
CA143276A
|
|
Filter
|
|
GB191128179A
|
|
Improvements in and relating to Apparatus for Purifying Water or for like purposes.
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