FR575622A - - Google Patents
Info
- Publication number
- FR575622A FR575622A FR575622DA FR575622A FR 575622 A FR575622 A FR 575622A FR 575622D A FR575622D A FR 575622DA FR 575622 A FR575622 A FR 575622A
- Authority
- FR
- France
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/12—Arrangements for effecting simultaneous opening or closing of cage and landing doors
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR575622A true FR575622A (en) | 1924-08-02 |
Family
ID=1539364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR575622D Expired FR575622A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR575622A (en) |
-
0
- FR FR575622D patent/FR575622A/fr not_active Expired