US PATENT SUBCLASS 73 / 736
.~.~ Multiple and/or differential

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

700  DF  FLUID PRESSURE GAUGE {20}
732  DF  .~ Bourdon {7}
736.~.~ Multiple and/or differential

DEFINITION

Classification: 73/736

Multiple and/or differential:

(under subclass 732) Subject matter having multiple unit devices subjected to single or plural pressures, and single devices responsive to plural pressures.

SEE OR SEARCH THIS CLASS, SUBCLASS:

716, for multiple unit and/or differential diaphragm type.