US227538A
(en)
*
|
|
1880-05-11 |
|
Car-coupling |
US199341A
(en)
*
|
|
1878-01-15 |
|
Improvement in gates |
US199340A
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*
|
|
1878-01-15 |
|
Improvement in dies for forming articles of plastic materials |
US11141A
(en)
*
|
|
1854-06-20 |
|
Tentering cloth |
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(en)
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1879-06-17 |
|
Improvement in repairing-lasts |
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1858-06-15 |
|
Improvement in seed-drills |
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|
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1882-03-28 |
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Francis m |
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*
|
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1868-02-11 |
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Improved metallic column |
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1873-05-20 |
|
Improvement in electrical stops for spinning-machinery |
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1873-06-10 |
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Improvement in attachments to car-axle boxes |
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1870-03-15 |
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Elisha h |
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1863-04-21 |
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Device to prevent counterfeiting bank-notes |
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1866-04-10 |
|
Improvement in bag-holders |
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|
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1869-04-20 |
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Improvement in door-locks |
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|
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1872-02-20 |
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Improvement in sewing-machines |
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1880-04-13 |
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Aethue e |
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1867-01-08 |
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Eobeet faeies |
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1872-04-02 |
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Improvement in grain-bins |
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1876-01-04 |
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Improvement in thill-couplings |
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1877-03-27 |
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Improvement in cutter-heads |
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1873-02-25 |
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Improvement in inkstand-fillers |
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*
|
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1875-02-16 |
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Improvement in eyel |
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1889-02-12 |
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Molds |
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1872-04-02 |
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Improvement in gas-engines |
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1872-04-02 |
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Improvement in preparing grain for grinding |
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1849-05-01 |
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Bight or left habtd lock |
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1863-01-13 |
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Improvement in machines for manufacturing chenille |
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1855-05-22 |
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Francis s |
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1899-10-10 |
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Picket fence.
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1917-02-07 |
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Burke Electric Company |
Alternating-current motor.
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1955-12-07 |
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Gulton Ind Inc |
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1965-12-29 |
1969-07-16 |
Solartron Electronic Group |
Improvements in Fluid Density Meters
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1970-01-14 |
1973-02-06 |
Nusonics |
Sing-around velocimeter
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1972-03-06 |
1975-05-27 |
Fischer & Porter Co |
Vortex-type mass flowmeters
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1974-10-07 |
1976-04-27 |
The United States Of America As Represented By The Secretary Of The Department Of Health, Education And Welfare |
Scanning ultrasonic spectrograph for fluid analysis
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1975-11-07 |
1977-01-25 |
Panametrics, Inc. |
Ultrasonic measuring system with isolation means
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1976-01-08 |
1977-06-28 |
E. I. Du Pont De Nemours And Company |
Method and apparatus for measuring fluid flow in small bore conduits
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1976-12-03 |
1978-03-28 |
Continental Oil Company |
Sonic measurement of flow rate and water content of oil-water streams
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1977-03-18 |
1979-03-20 |
Texaco Inc. |
Multiphase fluid flow meter
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1977-12-09 |
1981-04-21 |
The Solartron Electronic Group Limited |
Measurement of fluid density
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1978-01-03 |
1979-07-12 |
Coulthard John |
Vorrichtung und verfahren zum messen der geschwindigkeit einer relativbewegung zwischen einem ersten koerper und einem zweiten koerper bzw. einem stroemungsmittel
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1978-02-27 |
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Ultrasonic system for measuring fluid impedance or liquid level
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1978-12-18 |
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The Foxboro Company |
Ultrasonic flowmeter
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1981-09-10 |
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Long wavelength acoustic flowmeter
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1981-09-10 |
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Synchronous phase marker and amplitude detector
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1984-02-10 |
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Micro Pure Systems, Inc. |
Ultrasonic determination of component concentrations in multi-component fluids
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1985-06-28 |
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1987-04-08 |
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1988-04-08 |
1990-01-30 |
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Aeroacoustic flowmeter
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1989-06-26 |
1990-06-12 |
General Motors Corporation |
Miniature fiber optic pressure sensor
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1989-10-04 |
1992-03-31 |
Agar Corporation Ltd. |
Oil/water measurement
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1990-05-14 |
1993-07-06 |
Atlantic Richfield Company |
Multi-phase fluid flow measurement
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1991-04-26 |
1991-06-12 |
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1991-05-20 |
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1992-06-05 |
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Acoustic fluid flow monitoring
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Method for determining direction of travel of a wave front and apparatus therefor
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Acoustic gas-liquid flow meter
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Flow analysis system and method
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Acoustic analysis of gas mixtures
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Flow regime determination and flow measurement in multiphase flow pipelines
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Mandrel-wound fiber optic pressure sensor
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Optical flow rate measurement using unsteady pressures
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Determining gas and liquid flow rates in a multi-phase flow
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Non-intrusive temperature sensor for measuring internal temperature of fluids within pipes
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Method and apparatus for determining component flow rates for a multiphase flow
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Apparatus and method for measuring parameters of a mixture having liquid droplets suspended in a vapor flowing in a pipe
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Ultrasonic system and technique for fluid characterization
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Non-intrusive multiphase flow meter
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