Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 196
689. TORCH SOLDERINGCOPPER.—The conical tip ismade of copper, and slips onto the nozzle of a plumbersgasoline torch. Used largelyfor electric wire connections. AIR POWER APPLIANCES. i8S … 690. AIR AND GASOLINE VAPOR BRAZER, double flame. The pressure of vapor tothe Bunsen burners is regulated by a valve nearthe top of the tank. The valve handles hangingfrom the stems regulate each burner.
Mechanical movements
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