CPC - Compilation of Changes to the Scheme
2020-5-15 · for the manufacture of particular objects B21H 8/00) M B21B 1/098 · · Z-sections WARNING Groups B21B 1/098 is not complete. See also other subgroups of B21B 1/08 Project: MP0140 (B23K) U B23K 20/00 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
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