CPC Subgroup Additional Only
F16B 2200/69 Redundant disconnection blocking means
Full Title
Constructional details of connections not covered for in other groups of this subclass > Redundant disconnection blocking means
2 direct subcodes
Child Classifications
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- F16B 2200/71 Blocking disengagement of catches or keys
- F16B 2200/73 Cam locks or thread locks