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Richardt E. Ruberg
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St. Gallen, CH
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last 30 patents
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Patent Grant
Kitchen appliance for storing perishable goods
Patent number
4,278,114
Issue date
Jul 14, 1981
Zyliss Zysset AG
Richardt E. Ruberg
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES