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F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
F28F21/088—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal for domestic or space-heating systems
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FR401466D1909-03-311909-03-31Perfectionnements aux radiateurs de chauffage à vapeur ou eau chaude
ExpiredFR401466A
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