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Irvine Enterprises Inc.
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Sodus, NY, US
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Patents Grants
last 30 patents
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Patent Grant
Heating system for building structures
Patent number
4,230,267
Issue date
Oct 28, 1980
Irvine Enterprises Inc.
Anton A. Dotschkal
F24 - HEATING RANGES VENTILATING
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last 30 patents
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