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Eckhard Bez
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North Chelmsford, MA, US
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last 30 patents
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Patent Grant
Multistage vacuum pump
Patent number
5,632,605
Issue date
May 27, 1997
Commonwealth Scientific and Industrial Research Organisation
Eckhard Bez
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Multistage vacuum pump
Patent number
5,482,443
Issue date
Jan 9, 1996
Commonwealth Scientific and Industrial Research Organization
Eckhard Bez
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...