US PATENT SUBCLASS 126 / 612
.~.~ In the collector

Current as of: June, 1999
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126 /   HD   STOVES AND FURNACES

569  DF  SOLAR HEAT COLLECTOR {18}
609  DF  .~ With auxiliary heat source for fluent medium {7}
612.~.~ In the collector

DEFINITION

Classification: 126/612

In the collector:

(under subclass 609) Apparatus wherein the heater is located within the enclosure for the converting means. [figure]