US PATENT SUBCLASS 73 / 449
.~.~.~ With carried thermometer or thermal compensator

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

32 R  DF  SPECIFIC GRAVITY OR DENSITY OF LIQUID OR SOLID {7}
444  DF  .~ Freely vertical reciprocable float with carried indicium {4}
448  DF  .~.~ Float structure {2}
449.~.~.~ With carried thermometer or thermal compensator

DEFINITION

Classification: 73/449

(under subclass 448) Devices including thermometer or thermal compensation element carried by the float.

SEE OR SEARCH THIS CLASS, SUBCLASS:

442+, for syringe type apparatus with thermometers.