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US1883583A
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Mounting for pitot tube connections or rodmeters
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US1883582A
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Ship's log or like device
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US1810907A
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Pitot tube connection or rod meter
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US1809376A
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Orifice for flow measuring systems
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US1798589A
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Flow recording and registering device
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US1229718A
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Apparatus for measuring the flow of a liquid stream.
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US1185609A
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Flow meter and recorder.
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US1025111A
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Hydraulic traverse mechanism.
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US1053086A
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Recording device.
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US1236911A
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Recording and measuring device.
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US993437A
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Recording device.
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US1053085A
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Recording device.
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US904310A
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Fluid-recorder.
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US803880A
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Device for use in connection with velocity-meters.
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US880720A
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Recording device.
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US1041432A
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Mechanism for use in connection with flowing streams.
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