-
-
-
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3772195
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Patent number 3,772,195
-
Issue date Nov 13, 1973
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A62 - LIFE-SAVING FIRE-FIGHTING
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3721706
-
Patent number 3,721,706
-
Issue date Mar 20, 1973
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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2803656
-
Patent number 2,803,656
-
Issue date Aug 20, 1957
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C07 - ORGANIC CHEMISTRY
-
2759019
-
Patent number 2,759,019
-
Issue date Aug 14, 1956
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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2679504
-
Patent number 2,679,504
-
Issue date May 25, 1954
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C07 - ORGANIC CHEMISTRY
-
2626244
-
Patent number 2,626,244
-
Issue date Jan 20, 1953
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C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...