This page displays all 「FI」 in main group B21F35/00. |
HB:Handbook | ||||
CC:Concordance |
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Making springs from wire (by coiling wire B21F 3/00; making resilient rings B21F 37/02) | HB | CC | 4E070 | |
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Making coil springs | HB | CC | 4E070 | |
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Others | HB | CC | 4E070 | |
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.Bending or deforming ends of coil springs to special shape | HB | CC | 4E070 | |
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.Making flat springs, e.g. sinus springs | HB | CC | 4E070 | |