DIFF Subgroup
G08B 9/02 Details
Introduced: September 1968
Full Title
Order telegraph apparatus, i.e. means for transmitting one of a finite number of different orders at the discretion of the user, e.g. bridge to engine room orders in ships > Details
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- G08B 9/06 Means for indicating disagreement between orders given and those carried out IPC+CPC Available in IPC and CPC