Doppelwandiges Isolationsgehaeuse fuer Waermespeichergeraete

摘要

1,262,011. Soldering. ACCESSAIR S.A. 22 Jan., 1969 [22 Jan., 1968], No. 3575/69. Heading B3R. [Also in Division F4] A bath 21 containingliquid solder at two different levels is used for soldering an edge strip 8 to the inner and outer walls 1, 4 of a storage heater casing.