FR555378A - Heel lock needle - Google Patents
Heel lock needleInfo
- Publication number
- FR555378A FR555378A FR555378DA FR555378A FR 555378 A FR555378 A FR 555378A FR 555378D A FR555378D A FR 555378DA FR 555378 A FR555378 A FR 555378A
- Authority
- FR
- France
- Prior art keywords
- lock needle
- heel lock
- heel
- needle
- lock
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/10—Locking mechanisms for points; Means for indicating the setting of points
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR555378T | 1922-08-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR555378A true FR555378A (en) | 1923-06-29 |
Family
ID=8939440
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR555378D Expired FR555378A (en) | 1922-08-25 | 1922-08-25 | Heel lock needle |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR555378A (en) |
-
1922
- 1922-08-25 FR FR555378D patent/FR555378A/en not_active Expired
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