CH236199A - Key with lock status indicator. - Google Patents

Key with lock status indicator.

Info

Publication number
CH236199A
CH236199A CH236199DA CH236199A CH 236199 A CH236199 A CH 236199A CH 236199D A CH236199D A CH 236199DA CH 236199 A CH236199 A CH 236199A
Authority
CH
Switzerland
Prior art keywords
key
status indicator
lock status
lock
indicator
Prior art date
Application number
Other languages
Italian (it)
Inventor
Domeniconi Guido
Original Assignee
Domeniconi Guido
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 Domeniconi Guido filed Critical Domeniconi Guido
Publication of CH236199A publication Critical patent/CH236199A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B19/00—Keys; Accessories therefor
    • E05B19/22—Keys with devices for indicating whether the last operation was locking or unlocking
CH236199D 1944-11-07 1944-11-07 Key with lock status indicator. CH236199A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH236199T 1944-11-07

Publications (1)

Publication Number Publication Date
CH236199A true CH236199A (en) 1945-01-31

Family

ID=4459321

Family Applications (1)

Application Number Title Priority Date Filing Date
CH236199D CH236199A (en) 1944-11-07 1944-11-07 Key with lock status indicator.

Country Status (1)

Country Link
CH (1) CH236199A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432218A (en) * 1980-12-08 1984-02-21 Jost Hoener Locking key with memory
US5870917A (en) * 1996-10-22 1999-02-16 Tasky Anstalt Key provided with a status display

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432218A (en) * 1980-12-08 1984-02-21 Jost Hoener Locking key with memory
US5870917A (en) * 1996-10-22 1999-02-16 Tasky Anstalt Key provided with a status display

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