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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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65/00
Locks; or fastenings; for special use
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E05B65/10
for panic or emergency doors
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E05B65/1093
Dogging means for holding the actuation means, e.g. the actuating handle
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