DIFF Subgroup
G01F 23/20 by measurement of weight, e.g. to determine the level of stored liquefied gas
Introduced: September 1968
Full Title
Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm > by measurement of weight, e.g. to determine the level of stored liquefied gas
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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