US PATENT SUBCLASS 73 / 738
.~.~ Safety pressure release casing

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

700  DF  FLUID PRESSURE GAUGE {20}
732  DF  .~ Bourdon {7}
738.~.~ Safety pressure release casing

DEFINITION

Classification: 73/738

Safety pressure release casing:

(under subclass 732) Subject matter wherein the Bourdon tube has a casing enclosure which has a pressure release in the event the tube breaks.