US PATENT SUBCLASS 2 / 8
.~.~.~ High temperature

Current as of: June, 1999
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455  DF  GUARD OR PROTECTOR {12}
410  DF  .~ For wearer's head {14}
7  DF  .~.~ Heat resistant {1}
8.~.~.~ High temperature

DEFINITION

Classification: 2/8

(under subclass 7) Devices designed to protect from the heat and glare of welding and similar operations.

SEE OR SEARCH THIS CLASS, SUBCLASS:

11, for similar devices not supported by the head.