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Boilers
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Patent number 4,351,315
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Issue date Sep 28, 1982
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Trianco Redfyre Limited
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Thomas A. Babbage
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F24 - HEATING RANGES VENTILATING
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Boilers
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Patent number 4,325,310
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Issue date Apr 20, 1982
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Trianco Redfyre Limited
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Thomas A. Babbage
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F24 - HEATING RANGES VENTILATING
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1984157
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Patent number 1,984,157
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Issue date Dec 11, 1934
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F24 - HEATING RANGES VENTILATING
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1553107
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Patent number 1,553,107
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Issue date Sep 8, 1925
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F24 - HEATING RANGES VENTILATING
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1461349
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Patent number 1,461,349
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Issue date Jul 10, 1923
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F24 - HEATING RANGES VENTILATING
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Patent number 1,118,656
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Issue date Nov 24, 1914
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F24 - HEATING RANGES VENTILATING
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360199
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Patent number 360,199
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Issue date Mar 29, 1887
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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124345
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Patent number 124,345
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Issue date Mar 5, 1872
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE