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Gunter Stefan
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Toronto, CA
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last 30 patents
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Patent Grant
Pool skimmer
Patent number
4,454,035
Issue date
Jun 12, 1984
Kafko Manufacturing Limited
Gunter Stefan
E04 - BUILDING
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Patent Grant
Pool liner retainer
Patent number
4,158,244
Issue date
Jun 19, 1979
Timerax Holdings Ltd.
Gunter Stefan
E04 - BUILDING