st report, remarks that little boiler to furnish steam for the exhibition of 1871. dairies on their estates, fitted up with massive marble tables or no change has taken place in the manner of constructing The boiler was first exhibited at the Fair referred to, and and milk coolers, and with a… … most of the claims ately converted into granted on cultiva- steam, and dry steam THE ALLEN STEAM BOILER. tors (and patents on only can issue from these machines generally embrace a long string of claims) an object of profit, and they seldom' unite all the conveni- the boiler. Provision is, however,…
Patents · Color · Iron · Address · Scientific American · Going · Swung round · Special attention · East river · Wrought iron · Antedated february · Tubular steam · Letters patent · Sulphuric acid · Trade catalogs
Internet Archive · Public domain (published before 1931). Free to use for anything.
