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Diffusion pumps
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Patent number 5,700,134
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Issue date Dec 23, 1997
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The BOC Group plc
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Graeme Huntley
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3902330
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Patent number 3,902,330
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Issue date Sep 2, 1975
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3876337
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Patent number 3,876,337
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Issue date Apr 8, 1975
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3697195
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Patent number 3,697,195
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Issue date Oct 10, 1972
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3635039
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Patent number 3,635,039
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Issue date Jan 18, 1972
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3623828
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Patent number 3,623,828
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Issue date Nov 30, 1971
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3474634
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Patent number 3,474,634
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Issue date Oct 28, 1969
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3472039
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Patent number 3,472,039
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Issue date Oct 14, 1969
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3469375
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Patent number 3,469,375
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Issue date Sep 30, 1969
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3458115
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Patent number 3,458,115
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Issue date Jul 29, 1969
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3454214
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Patent number 3,454,214
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Issue date Jul 8, 1969
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3433297
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Patent number 3,433,297
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Issue date Mar 18, 1969
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3410100
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Patent number 3,410,100
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Issue date Nov 12, 1968
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3322330
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Patent number 3,322,330
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Issue date May 30, 1967
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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3304731
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Patent number 3,304,731
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Issue date Feb 21, 1967
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...