FR930021A - Safety device for safety latches, locks and similar closures - Google Patents

Safety device for safety latches, locks and similar closures

Info

Publication number
FR930021A
FR930021A FR930021DA FR930021A FR 930021 A FR930021 A FR 930021A FR 930021D A FR930021D A FR 930021DA FR 930021 A FR930021 A FR 930021A
Authority
FR
France
Prior art keywords
safety
locks
latches
similar closures
safety device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Fernand-Auguste-Vict Degrenne
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR930021A publication Critical patent/FR930021A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B13/00—Devices preventing the key or the handle or both from being used
    • E05B13/001—Covers preventing access to handles or keys
FR930021D 1946-06-29 1946-06-29 Safety device for safety latches, locks and similar closures Expired FR930021A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR930021T 1946-06-29

Publications (1)

Publication Number Publication Date
FR930021A true FR930021A (en) 1948-01-14

Family

ID=9442970

Family Applications (1)

Application Number Title Priority Date Filing Date
FR930021D Expired FR930021A (en) 1946-06-29 1946-06-29 Safety device for safety latches, locks and similar closures

Country Status (1)

Country Link
FR (1) FR930021A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5369971A (en) * 1993-07-09 1994-12-06 Sheppard; Harold A. Dead bolt pass key lock

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5369971A (en) * 1993-07-09 1994-12-06 Sheppard; Harold A. Dead bolt pass key lock

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