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DIFF Main Group
G04F 7/00

Apparatus for measuring unknown time intervals by non-electric means (using fluidic means G04F13/06)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Apparatus for measuring unknown time intervals by non-electric means

CPC: Apparatus for measuring unknown time intervals by non-electric means (using fluidic means G04F13/06)

Full Title

Full titles differ between systems:

IPC:

Apparatus for measuring unknown time intervals by non-electric means

CPC:

Apparatus for measuring unknown time intervals by non-electric means (using fluidic means G04F13/06)

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

Child Classifications

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  • G04F 7/02 by measuring the distance of fall or the final velocity of a falling body IPC+CPC Available in IPC and CPC
  • G04F 7/10 Means used apart from the time-piece for starting or stopping same IPC+CPC Available in IPC and CPC