FR583385A - - Google Patents
Info
- Publication number
- FR583385A FR583385A FR583385DA FR583385A FR 583385 A FR583385 A FR 583385A FR 583385D A FR583385D A FR 583385DA FR 583385 A FR583385 A FR 583385A
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/10—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using current passing between devices along the route and devices on the vehicle or train
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
FR583385A true FR583385A (forum.php) | 1925-01-12 |
Family
ID=1539775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR583385D Expired FR583385A (forum.php) |
Country Status (1)
Country | Link |
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FR (1) | FR583385A (forum.php) |
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0
- FR FR583385D patent/FR583385A/fr not_active Expired