DIFF Subgroup
C03B 29/08 Glass sheets
Introduced: January 1990
Full Title
Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins > in a continuous way > with horizontal displacement of the products > Glass sheets
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 1990.
Child Classifications
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- C03B 29/12 being in a horizontal position on a fluid support, e.g. a gas or molten metal since 1990 IPC+CPC Available in IPC and CPC