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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3/00
Fastening; knobs or; handles to lock or latch parts
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E05B3/04
Fastening; the knob or; the handle shank to the spindle by screws, springs or snap bolts
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