DIFF Subgroup
G01R 13/08 Electromechanical recording systems using a mechanical direct-writing method
Introduced: September 1968
Title
Titles differ between systems:
IPC: Electromechanical recording system using a mechanical direct-writing method
CPC: Electromechanical recording systems using a mechanical direct-writing method
Full Title
Full titles differ between systems:
IPC:
Arrangements for displaying electric variables or waveforms > for producing permanent records > Electromechanical recording system using a mechanical direct-writing method
CPC:
Arrangements for displaying electric variables or waveforms > for producing permanent records > Electromechanical recording systems using a mechanical direct-writing method
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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- G01R 13/10 with intermittent recording by representing the variable by the length of a stroke or by the position of a dot IPC+CPC Available in IPC and CPC