US PATENT SUBCLASS 126 / 570
.~ Having external damage preventer

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

569  DF  SOLAR HEAT COLLECTOR {18}
570.~ Having external damage preventer {1}
571  DF  .~.~> Comprising movable support

DEFINITION

Classification: 126/570

Having external damage preventor:

(under subclass 569) Apparatus having a structure designed to withstand or otherwise obstruct the impact of a means external of the converting means which might damage the converting means were it not for the presence of the structure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

572+, for internal damage prevention, e.g., pressure, temperature, etc.