Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES5518ApriorityCriticalpatent/ES5518A1/en
Publication of ES5518A1publicationCriticalpatent/ES5518A1/en
ES5518A1885-12-071885-12-07
Improvements introduced in the construction and operation of furnaces, gas generators and gas-heated boiler fireplaces.
ExpiredES5518A1
(en)