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CA188647A
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Water level regulator
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CA188705A
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Float valve
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CA188646A
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Boiler feed apparatus
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US1290865A
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Automatic regulator for boiler-feed apparatus.
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GB117239A
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Improvements in or relating to Float-operated Valves for Boiler-feed Apparatus.
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GB122894A
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Improvements in or relating to Valve-mechanism for Reciprocating Engines.
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GB116211A
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Improvements in or relating to Automatic Regulators for Boiler-feed Apparatus.
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GB115725A
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Improvements in or relating to Float-valves for Boiler-feed Apparatus.
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US1287174A
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Float-valve.
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GB108517A
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Improvements in or relating to Float-controlled Feed regulators for Steam Boilers, and to like Devices.
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GB108513A
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Improvements in or relating to Automatic Feed-regulators for Boilers and the like.
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CA197877A
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Valve mechanism for reciprocating engine
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