CPC Main Group
C03B 23/00 Re-forming shaped glass (re-forming fibres or filaments C03B37/14)
15 direct subcodes
Child Classifications
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- C03B 23/02 Re-forming glass sheets
- C03B 23/04 Re-forming tubes or rods
- C03B 23/18 Re-forming and sealing ampoules
- C03B 23/20 Uniting glass pieces by fusing without substantial reshaping
- C03B 23/26 Punching reheated glass