PT65355B - DEVICE WITH SECRET TO BLOCK CLOSURES - Google Patents

DEVICE WITH SECRET TO BLOCK CLOSURES

Info

Publication number
PT65355B
PT65355B PT6535576A PT6535576A PT65355B PT 65355 B PT65355 B PT 65355B PT 6535576 A PT6535576 A PT 6535576A PT 6535576 A PT6535576 A PT 6535576A PT 65355 B PT65355 B PT 65355B
Authority
PT
Portugal
Prior art keywords
secret
closures
block
block closures
Prior art date
Application number
PT6535576A
Other languages
French (fr)
Portuguese (pt)
Other versions
PT65355A (en
Original Assignee
Dias Dos Santos E A
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 by Dias Dos Santos E A filed Critical Dias Dos Santos E A
Priority to PT6535576A priority Critical patent/PT65355B/en
Publication of PT65355A publication Critical patent/PT65355A/en
Priority to DE19772730692 priority patent/DE2730692A1/en
Priority to FR7720895A priority patent/FR2357711A1/en
Priority to BE179217A priority patent/BE856651A/en
Priority to BR7704498A priority patent/BR7704498A/en
Priority to GB2879877A priority patent/GB1583807A/en
Priority to IT2557377A priority patent/IT1080584B/en
Priority to ES460641A priority patent/ES460641A1/en
Publication of PT65355B publication Critical patent/PT65355B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/14—Closures or guards for keyholes
    • E05B17/145—Closures or guards for keyholes with combination lock
PT6535576A 1976-07-10 1976-07-10 DEVICE WITH SECRET TO BLOCK CLOSURES PT65355B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
PT6535576A PT65355B (en) 1976-07-10 1976-07-10 DEVICE WITH SECRET TO BLOCK CLOSURES
DE19772730692 DE2730692A1 (en) 1976-07-10 1977-07-07 DEVICE FOR SECURING A LOCK
FR7720895A FR2357711A1 (en) 1976-07-10 1977-07-07 SECRET DEVICE FOR LOCKING LOCKS
BE179217A BE856651A (en) 1976-07-10 1977-07-08 SECRET LOCKING DEVICE
BR7704498A BR7704498A (en) 1976-07-10 1977-07-08 SECRET DEVICE FOR LOCKING AND INACCESSIBILITY OF LOCKS
GB2879877A GB1583807A (en) 1976-07-10 1977-07-08 Combination lock
IT2557377A IT1080584B (en) 1976-07-10 1977-07-11 SECRET SYSTEM DEVICE FOR LOCKING LOCKS
ES460641A ES460641A1 (en) 1976-07-10 1977-07-11 Combination lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT6535576A PT65355B (en) 1976-07-10 1976-07-10 DEVICE WITH SECRET TO BLOCK CLOSURES

Publications (2)

Publication Number Publication Date
PT65355A PT65355A (en) 1976-08-01
PT65355B true PT65355B (en) 1978-01-09

Family

ID=20081926

Family Applications (1)

Application Number Title Priority Date Filing Date
PT6535576A PT65355B (en) 1976-07-10 1976-07-10 DEVICE WITH SECRET TO BLOCK CLOSURES

Country Status (8)

Country Link
BE (1) BE856651A (en)
BR (1) BR7704498A (en)
DE (1) DE2730692A1 (en)
ES (1) ES460641A1 (en)
FR (1) FR2357711A1 (en)
GB (1) GB1583807A (en)
IT (1) IT1080584B (en)
PT (1) PT65355B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138881A (en) * 1983-04-19 1984-10-31 John Joyce Supplementary lock and storage unit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE15563C (en) * C. G. GÜNTHER in Görlitz, Klosterplatz 3, und A. F. WITTOSCHECK in Berlin, Gneisenaustr. 87 Safety device for locks of all kinds to protect against opening by means of duplicate keys
FR346671A (en) * 1904-09-27 1905-02-03 Laurent Dusartre Security entry cover for locks
FR387972A (en) * 1908-03-09 1908-07-29 Francois Ponsot Security lock cover
DE388761C (en) * 1921-04-07 1924-01-21 Carl Wolff Keyhole lock with malring tumblers
FR834746A (en) * 1938-03-04 1938-11-30 Safety lock or closure
FR1369738A (en) * 1963-09-19 1964-08-14 Secret lock without key
US3383885A (en) * 1965-10-22 1968-05-21 Epstein Michael Closure lock

Also Published As

Publication number Publication date
IT1080584B (en) 1985-05-16
BE856651A (en) 1977-10-31
FR2357711A1 (en) 1978-02-03
ES460641A1 (en) 1978-05-16
GB1583807A (en) 1981-02-04
DE2730692A1 (en) 1978-01-12
PT65355A (en) 1976-08-01
BR7704498A (en) 1978-05-02

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