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Application filed by Bengtsson Sigurd WfiledCriticalBengtsson Sigurd W
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Publication of FI46765BpublicationCriticalpatent/FI46765B/fi
Publication of FI46765CpublicationCriticalpatent/FI46765C/fi
E05B63/00—Locks or fastenings with special structural characteristics
E05B63/18—Locks or fastenings with special structural characteristics with arrangements independent of the locking mechanism for retaining the bolt or latch in the retracted position