DIFF Subgroup
C03B 23/20 Uniting glass pieces by fusing without substantial reshaping
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Re-forming shaped glass > Uniting glass pieces by fusing without substantial reshaping
CPC:
Re-forming shaped glass (re-forming fibres or filaments C03B37/14) > Uniting glass pieces by fusing without substantial reshaping
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- C03B 23/203 Uniting glass sheets (C03B23/24 takes precedence) since 1980 IPC+CPC Available in IPC and CPC
- C03B 23/207 Uniting glass rods, glass tubes, or hollow glassware (C03B23/24 takes precedence) since 1980 IPC+CPC Available in IPC and CPC