Patent classifications
E
FIXED CONSTRUCTIONS
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E05
LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
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E05B
LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
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17/00
Accessories in connection with locks
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E05B17/20
Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
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E05B17/2007
Securing, deadlocking or "dogging" the bolt in the fastening position
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E05B17/203
not following the movement of the bolt
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E05B17/2034
moving pivotally or rotatively
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