FR1146260A - Crossing heart for railway tracks - Google Patents
Crossing heart for railway tracksInfo
- Publication number
- FR1146260A FR1146260A FR1146260DA FR1146260A FR 1146260 A FR1146260 A FR 1146260A FR 1146260D A FR1146260D A FR 1146260DA FR 1146260 A FR1146260 A FR 1146260A
- Authority
- FR
- France
- Prior art keywords
- railway tracks
- crossing heart
- crossing
- heart
- railway
- 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
- 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
- E01B7/12—Fixed frogs made of one part or composite
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1146260T | 1956-03-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1146260A true FR1146260A (en) | 1957-11-08 |
Family
ID=9645256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1146260D Expired FR1146260A (en) | 1956-03-24 | 1956-03-24 | Crossing heart for railway tracks |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1146260A (en) |
-
1956
- 1956-03-24 FR FR1146260D patent/FR1146260A/en not_active Expired
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