DIFF Subgroup
G01V 1/38 specially adapted for water-covered areas (G01V1/28 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: specially adapted for water-covered areas
CPC: specially adapted for water-covered areas (G01V1/28 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Seismology; Seismic or acoustic prospecting or detecting > specially adapted for water-covered areas
CPC:
Seismology; Seismic or acoustic prospecting or detecting > specially adapted for water-covered areas (G01V1/28 takes precedence)
CPC subdivides this area 3x more granularly than IPC with 4 additional codes.
4 codes are CPC-only extensions.
IPC defines codes here since 1980.
Child Classifications
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- G01V 1/387 Reducing secondary bubble pulse, i.e. reducing the detected signals resulting from the generation and release of gas bubbles after the primary explosion since 1980 IPC+CPC Available in IPC and CPC
- G01V 1/393 Means for loading explosive underwater charges, e.g. combined with ignition devices since 1980 IPC+CPC Available in IPC and CPC