Drilldown: Techtypes
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Techtypes > Enclosing categories :
CPC B64D/62 or
French patent classifications or
Patent classification systems
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Showing below up to 68 results in range #1 to #68.
View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)
A
C
- Classifications of French patents, 1853-1904
- CPC B64D2700/62271
- CPC B64D2700/6235
- CPC B64D2700/62377
- CPC B64D2700/62508
- CPC B64D2700/6251
- CPC B64D2700/62517
- CPC B64D2700/62526
- CPC B64D2700/62543
- CPC B64D2700/62552
- CPC B64D2700/6257
- CPC B64D2700/62587
- CPC B64D2700/62649
- CPC B64D2700/62657
- CPC B64D2700/62692
- CPC B64D2700/62701
- CPC B64D2700/6271
- CPC B64D2700/62719
- CPC B64D2700/62736
- CPC B64D2700/6278
- CPC B64D2700/62789
- CPC B64D2700/62798
- CPC B64D2700/62807
- CPC B64D2700/62824
- CPC B64D2700/62842
- CPC B64D2700/62973
- CPC B64D2700/62991
- Cuban patent classifications
F
- FR 17
- FR 17.3
- FR 18.3
- FR 2
- FR 20
- FR 3
- FR 5
- FR 5.8
- FR 6
- FR 6.1
- FR 6.4
- FR 6.8
- FR 7.1
- FR 7.3
- FR 8.3
- FR 9