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IPC Subgroup
B27F 1/12

Corner-locking machines, i.e. machines for cutting crenellated joints

Introduced: September 1968

Last revised: January 2006

Full Title

Dovetailed work; Tenons; Making tongues or grooves; Groove-and-tongue jointed work; Finger-joints > Making dovetails, tongues, or tenons, of definite limited length > Corner-locking machines, i.e. machines for cutting crenellated joints

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
Subclass:
DOVETAILED WORK; TENONS; SLOTTING MACHINES FOR WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES

1 direct subcode

Child Classifications

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  • B27F 1/14 Arrangements of gauging means specially designed for corner-locking machines

Top Applicants

Top 10 applicants by patent filingsfor class B27, 2013–2023, worldwide · Source: EPO PATSTAT

  1. NANJING FORESTRY UNIVERSITY 960
  2. ROBERT BOSCH DE 762
  3. HOMAG DE 384
  4. HARBIN ARTS AND CRAFTS COMPANY 350
  5. NORTHEAST FORESTRY UNIVERSITY 343
  6. SWISS KRONO TEC CH 304
  7. MAKITA CORPORATION 298
  8. DIEFFENBACHERMASCHINEN- UND ANLAGENBAU DE 296
  9. VAELINGE INNOVATION SE 287
  10. HUSQVARNA SE 282