FR586268A - - Google Patents
Info
- Publication number
- FR586268A FR586268A FR586268DA FR586268A FR 586268 A FR586268 A FR 586268A FR 586268D A FR586268D A FR 586268DA FR 586268 A FR586268 A FR 586268A
- 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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B7/00—Switches; Crossings
- E01B7/10—Frogs
- E01B7/14—Frogs with movable parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR586268A true FR586268A (de) | 1925-03-20 |
Family
ID=1539860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR586268D Expired FR586268A (de) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR586268A (de) |
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0
- FR FR586268D patent/FR586268A/fr not_active Expired