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G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
G01F1/002—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow wherein the flow is in an open channel
G01F1/005—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow wherein the flow is in an open channel using floats
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FR524663A1914-06-121920-08-25
Meter for measuring the flow volume of liquids in open pipes
ExpiredFR524663A
(en)
Apparatus intended to be used, in combination with water meters, to prevent fluctuations in the flow of water from affecting the operation of the meter