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Clive TUNNA
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Sussex, GB
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Patents Grants
last 30 patents
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Patent Grant
Dry vacuum pump with pressurized bearing and seal
Patent number
10,851,783
Issue date
Dec 1, 2020
LEYBOLD GMBH
Peter Birch
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
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Patent Application
FOOD PROCESSING AND/OR PACKAGING DEVICE AND METHOD FOR CLEANING SUC...
Publication number
20220047749
Publication date
Feb 17, 2022
Leybold GmbH
Peter Birch
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Patent Application
DRY VACUUM PUMP
Publication number
20180340535
Publication date
Nov 29, 2018
Leybold GmbH
Peter BIRCH
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...