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DK6224C
(en)
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Device for maintenance of constant water level in wet gas meters.
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DK6731C
(en)
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Dial for wet water meters.
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DK8235C
(en)
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Device for Maintenance of constant Water level in Steam boilers and the like.
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CH30618A
(en)
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Liquid meter
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FR328827A
(en)
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Water meter
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FR337127A
(en)
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Level gauge
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FR2194E
(en)
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Level indicator tap
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FR3102E
(en)
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Level indicator tap
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FR331686A
(en)
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Level indicator tap
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ES33021A1
(en)
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Improvements in gas meters.
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FR332286A
(en)
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Small quantity water meter system
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CH31793A
(en)
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Liquid meter
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CH29601A
(en)
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Steam meter
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DK5934C
(en)
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Corrosion Apparatus.
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DK3916C
(en)
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Apparatus for Reporting Water Deficiency in Boilers.
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FR334792A
(en)
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Water meter
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DK5502C
(en)
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Device for Distance Meters with Horizontal Base.
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AT23435B
(en)
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Water meter housing.
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CH484E
(en)
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Dial for wet running water meters
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CH29205A
(en)
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Dial for wet running water meters
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CH27572A
(en)
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New shut-off device
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AT15208B
(en)
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Riser water meter
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DK5628C
(en)
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Apparatus for Measuring Liquids.
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FR345076A
(en)
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Level indicator
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DK3513C
(en)
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Devices by Water Meters.
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