Producing one or more recordings, each recording being of the values of two or more different variables (G01D9/38, G01D9/40 take precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Producing one or more recordings, each recording being of the values of two or more different variables

CPC: Producing one or more recordings, each recording being of the values of two or more different variables (G01D9/38, G01D9/40 take precedence)

Full Title

Full titles differ between systems:

IPC:

Recording measured values > Producing one or more recordings, each recording being of the values of two or more different variables

CPC:

Recording measured values > Producing one or more recordings, each recording being of the values of two or more different variables (G01D9/38, G01D9/40 take precedence)

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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G01D 9/285 CPC only CPC only
G01D 9/30 there being a separate recording element for each variable, e.g. multiple-pen recorder IPC+CPC Available in IPC and CPC
G01D 9/32 there being a common recording element for two or more variables IPC+CPC Available in IPC and CPC