DIFF Subgroup
A01G 9/14 Greenhouses
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like > Greenhouses
CPC:
Cultivation in receptacles, forcing-frames or greenhouses (of mushrooms A01G18/00; soilless cultivation A01G31/00); Edging for beds, lawn or the like > Greenhouses
CPC subdivides this area 9x more granularly than IPC with 8 additional codes.
8 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.
Child Classifications
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