DIFF Main Group
C03B 15/00 Drawing glass upwardly from the melt
Introduced: September 1968
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- C03B 15/18 Means for laying-down and conveying combined with the drawing of glass sheets, tubes or rods IPC+CPC Available in IPC and CPC