CPC Subgroup
G01D 9/20 the recording element, e.g. stylus, being controlled in accordance with time and the recording medium, e.g. paper roll, being controlled in accordance with the variable
Full Title
Recording measured values > Producing one or more recordings of the values of a single variable > the recording element, e.g. stylus, being controlled in accordance with time and the recording medium, e.g. paper roll, being controlled in accordance with the variable
2 direct subcodes
Child Classifications
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