FR590140A - Safety lock for doors - Google Patents
Safety lock for doorsInfo
- Publication number
- FR590140A FR590140A FR590140DA FR590140A FR 590140 A FR590140 A FR 590140A FR 590140D A FR590140D A FR 590140DA FR 590140 A FR590140 A FR 590140A
- Authority
- FR
- France
- Prior art keywords
- doors
- safety lock
- lock
- safety
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B51/00—Operating or controlling locks or other fastening devices by other non-mechanical means
- E05B51/02—Operating or controlling locks or other fastening devices by other non-mechanical means by pneumatic or hydraulic means
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR590140T | 1924-12-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR590140A true FR590140A (en) | 1925-06-11 |
Family
ID=8963204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR590140D Expired FR590140A (en) | 1924-12-10 | 1924-12-10 | Safety lock for doors |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR590140A (en) |
-
1924
- 1924-12-10 FR FR590140D patent/FR590140A/en not_active Expired
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