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ES167863A1
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A procedure to indicate the reduced volume in the gas meters to the normal state
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ES157245A1
|
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Bearings or supports for horizontal axes
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ES149654A1
|
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Device for measuring current speeds
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|
ES147273A1
|
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Device to measure current speeds.
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CA498352A
|
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Bearing arrangement for horizontal rotor shafts
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CA555150A
|
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Throttle device for measuring-wheel meters
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CA672125A
|
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Regulator device for gases flowing in pipelines
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CA545589A
|
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Measuring-wheel-meter for fluids and gases
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CA583068A
|
|
Gas flow measuring equipment
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|
CA659962A
|
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Volume-correction of gases and vapours flowing in pipe-lines
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CA621339A
|
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Method and device for volume reduction in the measurement of gases flowing in pipelines
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CA517054A
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Gas measuring apparatus
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