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PCE
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DIFF Subgroup
F25C 3/04

for sledging or ski trails; Producing artificial snow

Introduced: September 1968

Full Title

Processes or apparatus specially adapted for producing ice or snow for winter sports or similar recreational purposes, e.g. for sporting installations; Producing artificial snow > for sledging or ski trails; Producing artificial snow

No child classifications to compare. This is a leaf node in both IPC and CPC.