FR562184A - - Google Patents
Info
- Publication number
- FR562184A FR562184A FR562184DA FR562184A FR 562184 A FR562184 A FR 562184A FR 562184D A FR562184D A FR 562184DA FR 562184 A FR562184 A FR 562184A
- 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
- E01B15/00—Guards for preventing a person's foot being trapped in grooved rails
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR562184A true FR562184A (en) | 1923-11-05 |
Family
ID=1538921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR562184D Expired FR562184A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR562184A (en) |
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0
- FR FR562184D patent/FR562184A/fr not_active Expired