| B | SK | PERFORMING OPERATIONS; TRANSPORTING |
| B27 | KL | WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL |
| B27G | UKL | ACCESSORY MACHINES OR APPARATUS; TOOLS; SAFETY DEVICES, e.g. FOR SAWS (clamping devices for mitre joints, presses for producing frames, press frames, or cages equipped with clamping devices B25B; woodworkers' benches B25H) |
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| B27G 1/00 | HGR | Machines or devices for removing knots or other irregularities or for filling-up holes |
| B27G 3/00 | HGR | Arrangements for removing bark-zones, chips, waste, or dust, specially designed for use in connection with wood-working machine or in wood-working plants |
| B27G 5/00 | HGR | Machines or devices for working mitre joints with even abutting ends (with tenon or like connections B27F) |
| B27G 5/02 | UGR1 | | . | for sawing mitre joints; Mitre boxes (guide fences for timber in sawing machines B27B 27/00) |
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| B27G 5/04 | UGR1 | | . | for planing, cutting, shearing, or milling mitre joints |
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| B27G 11/00 | HGR | Applying adhesives or glue to surfaces of wood to be joined (applying liquids, e.g. liquid adhesives, to surfaces in general B05C , B05D; adhesive processes C09J 5/00; associated with particular wood-working, see the relevant subclasses) [2] |
| B27G 11/02 | UGR1 | | . | Glue vessels; Apparatus for warming or heating glue |
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| B27G 13/00 | HGR | Cutter blocks; Other rotary cutting tools (B27G 15/00 , B27G 17/00 take precedence) |
| B27G 13/02 | UGR1 | | . | in the shape of long arbors, i.e. cylinder cutting blocks (B27G 13/12 takes precedence) |
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| B27G 13/04 | UGR2 | | . . | Securing the cutters by mechanical clamping means |
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| B27G 13/06 | UGR2 | | . . | Securing the cutters by fluid-pressure clamping means |
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| B27G 13/08 | UGR1 | | . | in the shape of disc-like members; Wood-milling cutters (B27G 13/12 takes precedence) |
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| B27G 13/10 | UGR2 | | . . | Securing the cutters, e.g. by clamping collars |
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| B27G 13/12 | UGR1 | |
| B27G 13/14 | UGR2 | | . . | for cutting grooves or tenons |
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| B27G 13/16 | UGR2 | | . . | for rounding rods, e.g. dowels |
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| B27G 15/00 | HGR | Boring or turning tools; Augers |
| B27G 15/02 | UGR1 | | . | Drills for undercutting holes |
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| B27G 17/00 | HGR | Manually-operated tools |
| B27G 17/02 | UGR1 | | . | Hand planes (equipped with power-driven cutter blocks B27C 1/10) |
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| B27G 17/04 | UGR1 | |
| B27G 17/06 | UGR1 | |
| B27G 17/08 | UGR1 | |
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| B27G 19/00 | HGR | Safety guards or devices specially designed for wood saws (in general F16P); Auxiliary devices facilitating proper operation of wood saws |
| B27G 19/02 | UGR1 | |
| B27G 19/04 | UGR2 | | . . | for manually-operated power-driven circular saws |
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| B27G 19/06 | UGR1 | |
| B27G 19/08 | UGR1 | | . | Accessories for keeping open the saw kerf, e.g. riving knives, wedge plates |
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| B27G 19/10 | UGR1 | | . | Measures preventing splintering of sawn portions of wood |
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| B27G 21/00 | HGR | Safety guards or devices specially designed for other wood-working machines |
| B27G 23/00 | ZWE |
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| B27G 23/00 | HGR | Gauging means specially designed for adjusting of tools or guides, e.g. adjusting cutting blades in cutter blocks (for guides of sawing machines B27B 27/00) |