DIFF Subgroup
C03B 23/065 Full Title
Re-forming shaped glass (re-forming fibres or filaments C03B37/14) > Re-forming tubes or rods > by bending
Search Classifications
Search for IPC and CPC classification codes or keywords
C03B 23/065 Re-forming shaped glass (re-forming fibres or filaments C03B37/14) > Re-forming tubes or rods > by bending