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Specification of Antoine Joseph Sax
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Patent for a device for "impregnating air for hygienic or therapeutic purposes with the vapopurs or emanations arising from tar, creosote, or other suitable liquid, antiseptic or antiputrid substances, or disseminating in the air for the said purposes suitable pulverized …
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Patent for a device for "impregnating air for hygienic or therapeutic purposes with the vapopurs or emanations arising from tar, creosote, or other suitable liquid, antiseptic or antiputrid substances, or disseminating in the air for the said purposes suitable pulverized substances".
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"Patent for a device for "impregnating air for hygienic or therapeutic purposes with the vapopurs or emanations arising from tar, creosote, or other suitable liquid, antiseptic or antiputrid substances, or …"
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